Home / 114,896,028.96-158,555,747.12-65,336,421.92

Finding the Fourth Proportional to 114,896,028.96, 158,555,747.12 and 65,336,421.92

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Solution

The fourth proportional to 114,896,028.96, 158,555,747.12 and 65,336,421.92 is: 90,163,822.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,896,028.96 : 158,555,747.12 = 65,336,421.92 : x
  2. Step 2: Convert to fraction form
    114,896,028.96/158,555,747.12 = 65,336,421.92/x
  3. Step 3: Cross multiply
    114,896,028.96x = 158,555,747.12 × 65,336,421.92
  4. Step 4: Simplify right side
    114,896,028.96x = 10,359,465,191,673,146
  5. Step 5: Solve for x
    x = 10,359,465,191,673,146/114,896,028.96
  6. Step 6: Final answer
    x = 90,163,822.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.