Home / 90,887.27-136,358.69-46,545.39

Finding the Fourth Proportional to 90,887.27, 136,358.69 and 46,545.39

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Solution

The fourth proportional to 90,887.27, 136,358.69 and 46,545.39 is: 69,832.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,887.27 : 136,358.69 = 46,545.39 : x
  2. Step 2: Convert to fraction form
    90,887.27/136,358.69 = 46,545.39/x
  3. Step 3: Cross multiply
    90,887.27x = 136,358.69 × 46,545.39
  4. Step 4: Simplify right side
    90,887.27x = 6,346,868,173.21
  5. Step 5: Solve for x
    x = 6,346,868,173.21/90,887.27
  6. Step 6: Final answer
    x = 69,832.32

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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.