Home / 155,133.92-232,624.24-91,108.12

Finding the Fourth Proportional to 155,133.92, 232,624.24 and 91,108.12

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Solution

The fourth proportional to 155,133.92, 232,624.24 and 91,108.12 is: 136,617.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,133.92 : 232,624.24 = 91,108.12 : x
  2. Step 2: Convert to fraction form
    155,133.92/232,624.24 = 91,108.12/x
  3. Step 3: Cross multiply
    155,133.92x = 232,624.24 × 91,108.12
  4. Step 4: Simplify right side
    155,133.92x = 21,193,957,172.83
  5. Step 5: Solve for x
    x = 21,193,957,172.83/155,133.92
  6. Step 6: Final answer
    x = 136,617.17

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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.