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Finding the Fourth Proportional to 175,988.60, 243,064.73 and 119,301.56

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Solution

The fourth proportional to 175,988.60, 243,064.73 and 119,301.56 is: 164,772.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,988.60 : 243,064.73 = 119,301.56 : x
  2. Step 2: Convert to fraction form
    175,988.60/243,064.73 = 119,301.56/x
  3. Step 3: Cross multiply
    175,988.60x = 243,064.73 × 119,301.56
  4. Step 4: Simplify right side
    175,988.60x = 28,997,999,658.15
  5. Step 5: Solve for x
    x = 28,997,999,658.15/175,988.60
  6. Step 6: Final answer
    x = 164,772.04

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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.