Home / 129,046-193,569.02-35,551.76

Finding the Fourth Proportional to 129,046, 193,569.02 and 35,551.76

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Solution

The fourth proportional to 129,046, 193,569.02 and 35,551.76 is: 53,327.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,046 : 193,569.02 = 35,551.76 : x
  2. Step 2: Convert to fraction form
    129,046/193,569.02 = 35,551.76/x
  3. Step 3: Cross multiply
    129,046x = 193,569.02 × 35,551.76
  4. Step 4: Simplify right side
    129,046x = 6,881,719,342.48
  5. Step 5: Solve for x
    x = 6,881,719,342.48/129,046
  6. Step 6: Final answer
    x = 53,327.65

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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.