Home / 72,034.94-99,289.24-48,152.90

Finding the Fourth Proportional to 72,034.94, 99,289.24 and 48,152.90

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Solution

The fourth proportional to 72,034.94, 99,289.24 and 48,152.90 is: 66,371.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,034.94 : 99,289.24 = 48,152.90 : x
  2. Step 2: Convert to fraction form
    72,034.94/99,289.24 = 48,152.90/x
  3. Step 3: Cross multiply
    72,034.94x = 99,289.24 × 48,152.90
  4. Step 4: Simplify right side
    72,034.94x = 4,781,064,227.97
  5. Step 5: Solve for x
    x = 4,781,064,227.97/72,034.94
  6. Step 6: Final answer
    x = 66,371.47

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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.