Home / 89,127.74-122,999.28-48,841.15

Finding the Fourth Proportional to 89,127.74, 122,999.28 and 48,841.15

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Solution

The fourth proportional to 89,127.74, 122,999.28 and 48,841.15 is: 67,402.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,127.74 : 122,999.28 = 48,841.15 : x
  2. Step 2: Convert to fraction form
    89,127.74/122,999.28 = 48,841.15/x
  3. Step 3: Cross multiply
    89,127.74x = 122,999.28 × 48,841.15
  4. Step 4: Simplify right side
    89,127.74x = 6,007,426,370.28
  5. Step 5: Solve for x
    x = 6,007,426,370.28/89,127.74
  6. Step 6: Final answer
    x = 67,402.43

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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.