Home / 155,681.70-233,490.15-43,332.90

Finding the Fourth Proportional to 155,681.70, 233,490.15 and 43,332.90

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Solution

The fourth proportional to 155,681.70, 233,490.15 and 43,332.90 is: 64,990.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,681.70 : 233,490.15 = 43,332.90 : x
  2. Step 2: Convert to fraction form
    155,681.70/233,490.15 = 43,332.90/x
  3. Step 3: Cross multiply
    155,681.70x = 233,490.15 × 43,332.90
  4. Step 4: Simplify right side
    155,681.70x = 10,117,805,320.94
  5. Step 5: Solve for x
    x = 10,117,805,320.94/155,681.70
  6. Step 6: Final answer
    x = 64,990.33

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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.