Home / 89,920.13-134,810.39-58,263.30

Finding the Fourth Proportional to 89,920.13, 134,810.39 and 58,263.30

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Solution

The fourth proportional to 89,920.13, 134,810.39 and 58,263.30 is: 87,349.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,920.13 : 134,810.39 = 58,263.30 : x
  2. Step 2: Convert to fraction form
    89,920.13/134,810.39 = 58,263.30/x
  3. Step 3: Cross multiply
    89,920.13x = 134,810.39 × 58,263.30
  4. Step 4: Simplify right side
    89,920.13x = 7,854,498,341.35
  5. Step 5: Solve for x
    x = 7,854,498,341.35/89,920.13
  6. Step 6: Final answer
    x = 87,349.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.