Home / 99,280.74-137,006.60-60,507.35

Finding the Fourth Proportional to 99,280.74, 137,006.60 and 60,507.35

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Solution

The fourth proportional to 99,280.74, 137,006.60 and 60,507.35 is: 83,499.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,280.74 : 137,006.60 = 60,507.35 : x
  2. Step 2: Convert to fraction form
    99,280.74/137,006.60 = 60,507.35/x
  3. Step 3: Cross multiply
    99,280.74x = 137,006.60 × 60,507.35
  4. Step 4: Simplify right side
    99,280.74x = 8,289,905,310.94
  5. Step 5: Solve for x
    x = 8,289,905,310.94/99,280.74
  6. Step 6: Final answer
    x = 83,499.63

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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.