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Finding the Fourth Proportional to 223,409.90, 335,114.85 and 156,925.10

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Solution

The fourth proportional to 223,409.90, 335,114.85 and 156,925.10 is: 235,387.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,409.90 : 335,114.85 = 156,925.10 : x
  2. Step 2: Convert to fraction form
    223,409.90/335,114.85 = 156,925.10/x
  3. Step 3: Cross multiply
    223,409.90x = 335,114.85 × 156,925.10
  4. Step 4: Simplify right side
    223,409.90x = 52,587,931,347.74
  5. Step 5: Solve for x
    x = 52,587,931,347.74/223,409.90
  6. Step 6: Final answer
    x = 235,387.65

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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.