Home / 136,733.49-205,099.02-47,966.20

Finding the Fourth Proportional to 136,733.49, 205,099.02 and 47,966.20

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Solution

The fourth proportional to 136,733.49, 205,099.02 and 47,966.20 is: 71,948.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,733.49 : 205,099.02 = 47,966.20 : x
  2. Step 2: Convert to fraction form
    136,733.49/205,099.02 = 47,966.20/x
  3. Step 3: Cross multiply
    136,733.49x = 205,099.02 × 47,966.20
  4. Step 4: Simplify right side
    136,733.49x = 9,837,820,100.38
  5. Step 5: Solve for x
    x = 9,837,820,100.38/136,733.49
  6. Step 6: Final answer
    x = 71,948.87

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1.5x scale

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.