Home / 155,149.15-232,719.07-42,836.22

Finding the Fourth Proportional to 155,149.15, 232,719.07 and 42,836.22

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Solution

The fourth proportional to 155,149.15, 232,719.07 and 42,836.22 is: 64,253.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,149.15 : 232,719.07 = 42,836.22 : x
  2. Step 2: Convert to fraction form
    155,149.15/232,719.07 = 42,836.22/x
  3. Step 3: Cross multiply
    155,149.15x = 232,719.07 × 42,836.22
  4. Step 4: Simplify right side
    155,149.15x = 9,968,805,173.62
  5. Step 5: Solve for x
    x = 9,968,805,173.62/155,149.15
  6. Step 6: Final answer
    x = 64,253.05

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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.