Home / 155,157.80-232,754.92-55,332.18

Finding the Fourth Proportional to 155,157.80, 232,754.92 and 55,332.18

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Solution

The fourth proportional to 155,157.80, 232,754.92 and 55,332.18 is: 83,004.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,157.80 : 232,754.92 = 55,332.18 : x
  2. Step 2: Convert to fraction form
    155,157.80/232,754.92 = 55,332.18/x
  3. Step 3: Cross multiply
    155,157.80x = 232,754.92 × 55,332.18
  4. Step 4: Simplify right side
    155,157.80x = 12,878,836,991.00
  5. Step 5: Solve for x
    x = 12,878,836,991.00/155,157.80
  6. Step 6: Final answer
    x = 83,004.77

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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.