Home / 89,587.26-123,635.52-51,353.17

Finding the Fourth Proportional to 89,587.26, 123,635.52 and 51,353.17

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Solution

The fourth proportional to 89,587.26, 123,635.52 and 51,353.17 is: 70,870.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,587.26 : 123,635.52 = 51,353.17 : x
  2. Step 2: Convert to fraction form
    89,587.26/123,635.52 = 51,353.17/x
  3. Step 3: Cross multiply
    89,587.26x = 123,635.52 × 51,353.17
  4. Step 4: Simplify right side
    89,587.26x = 6,349,075,876.60
  5. Step 5: Solve for x
    x = 6,349,075,876.60/89,587.26
  6. Step 6: Final answer
    x = 70,870.30

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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.