Home / 155,429.10-233,143.65-124,325.10

Finding the Fourth Proportional to 155,429.10, 233,143.65 and 124,325.10

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Solution

The fourth proportional to 155,429.10, 233,143.65 and 124,325.10 is: 186,487.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,429.10 : 233,143.65 = 124,325.10 : x
  2. Step 2: Convert to fraction form
    155,429.10/233,143.65 = 124,325.10/x
  3. Step 3: Cross multiply
    155,429.10x = 233,143.65 × 124,325.10
  4. Step 4: Simplify right side
    155,429.10x = 28,985,607,600.62
  5. Step 5: Solve for x
    x = 28,985,607,600.62/155,429.10
  6. Step 6: Final answer
    x = 186,487.65

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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.