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Finding the Fourth Proportional to 344,068.08, 516,162.64 and 157,098.48

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Solution

The fourth proportional to 344,068.08, 516,162.64 and 157,098.48 is: 235,675.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,068.08 : 516,162.64 = 157,098.48 : x
  2. Step 2: Convert to fraction form
    344,068.08/516,162.64 = 157,098.48/x
  3. Step 3: Cross multiply
    344,068.08x = 516,162.64 × 157,098.48
  4. Step 4: Simplify right side
    344,068.08x = 81,088,366,176.79
  5. Step 5: Solve for x
    x = 81,088,366,176.79/344,068.08
  6. Step 6: Final answer
    x = 235,675.35

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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.