Home / 99,741.27-148,499.40-98,345.24

Finding the Fourth Proportional to 99,741.27, 148,499.40 and 98,345.24

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Solution

The fourth proportional to 99,741.27, 148,499.40 and 98,345.24 is: 146,420.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,741.27 : 148,499.40 = 98,345.24 : x
  2. Step 2: Convert to fraction form
    99,741.27/148,499.40 = 98,345.24/x
  3. Step 3: Cross multiply
    99,741.27x = 148,499.40 × 98,345.24
  4. Step 4: Simplify right side
    99,741.27x = 14,604,208,390.36
  5. Step 5: Solve for x
    x = 14,604,208,390.36/99,741.27
  6. Step 6: Final answer
    x = 146,420.92

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.