Home / 94,719.74-130,712.59-52,278.28

Finding the Fourth Proportional to 94,719.74, 130,712.59 and 52,278.28

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Solution

The fourth proportional to 94,719.74, 130,712.59 and 52,278.28 is: 72,143.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,719.74 : 130,712.59 = 52,278.28 : x
  2. Step 2: Convert to fraction form
    94,719.74/130,712.59 = 52,278.28/x
  3. Step 3: Cross multiply
    94,719.74x = 130,712.59 × 52,278.28
  4. Step 4: Simplify right side
    94,719.74x = 6,833,429,379.55
  5. Step 5: Solve for x
    x = 6,833,429,379.55/94,719.74
  6. Step 6: Final answer
    x = 72,143.67

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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.