Home / 89,068.52-123,070.92-70,099.04

Finding the Fourth Proportional to 89,068.52, 123,070.92 and 70,099.04

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Solution

The fourth proportional to 89,068.52, 123,070.92 and 70,099.04 is: 96,859.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,068.52 : 123,070.92 = 70,099.04 : x
  2. Step 2: Convert to fraction form
    89,068.52/123,070.92 = 70,099.04/x
  3. Step 3: Cross multiply
    89,068.52x = 123,070.92 × 70,099.04
  4. Step 4: Simplify right side
    89,068.52x = 8,627,153,343.92
  5. Step 5: Solve for x
    x = 8,627,153,343.92/89,068.52
  6. Step 6: Final answer
    x = 96,859.74

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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.