Home / 155,433.32-233,125.14-55,574.90

Finding the Fourth Proportional to 155,433.32, 233,125.14 and 55,574.90

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Solution

The fourth proportional to 155,433.32, 233,125.14 and 55,574.90 is: 83,353.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,433.32 : 233,125.14 = 55,574.90 : x
  2. Step 2: Convert to fraction form
    155,433.32/233,125.14 = 55,574.90/x
  3. Step 3: Cross multiply
    155,433.32x = 233,125.14 × 55,574.90
  4. Step 4: Simplify right side
    155,433.32x = 12,955,906,342.99
  5. Step 5: Solve for x
    x = 12,955,906,342.99/155,433.32
  6. Step 6: Final answer
    x = 83,353.47

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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.