Home / 347,660.83-521,572.57-107,762.16

Finding the Fourth Proportional to 347,660.83, 521,572.57 and 107,762.16

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Solution

The fourth proportional to 347,660.83, 521,572.57 and 107,762.16 is: 161,668.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,660.83 : 521,572.57 = 107,762.16 : x
  2. Step 2: Convert to fraction form
    347,660.83/521,572.57 = 107,762.16/x
  3. Step 3: Cross multiply
    347,660.83x = 521,572.57 × 107,762.16
  4. Step 4: Simplify right side
    347,660.83x = 56,205,788,426.44
  5. Step 5: Solve for x
    x = 56,205,788,426.44/347,660.83
  6. Step 6: Final answer
    x = 161,668.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.