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Finding the Fourth Proportional to 240,693.53, 332,162.10 and 131,802.46

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Solution

The fourth proportional to 240,693.53, 332,162.10 and 131,802.46 is: 181,890.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,693.53 : 332,162.10 = 131,802.46 : x
  2. Step 2: Convert to fraction form
    240,693.53/332,162.10 = 131,802.46/x
  3. Step 3: Cross multiply
    240,693.53x = 332,162.10 × 131,802.46
  4. Step 4: Simplify right side
    240,693.53x = 43,779,781,068.36
  5. Step 5: Solve for x
    x = 43,779,781,068.36/240,693.53
  6. Step 6: Final answer
    x = 181,890.15

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1.5x scale

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.