Home / 155,447.32-233,146.28-55,588.90

Finding the Fourth Proportional to 155,447.32, 233,146.28 and 55,588.90

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Solution

The fourth proportional to 155,447.32, 233,146.28 and 55,588.90 is: 83,374.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,447.32 : 233,146.28 = 55,588.90 : x
  2. Step 2: Convert to fraction form
    155,447.32/233,146.28 = 55,588.90/x
  3. Step 3: Cross multiply
    155,447.32x = 233,146.28 × 55,588.90
  4. Step 4: Simplify right side
    155,447.32x = 12,960,345,244.29
  5. Step 5: Solve for x
    x = 12,960,345,244.29/155,447.32
  6. Step 6: Final answer
    x = 83,374.52

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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.