Home / 155,011.08-232,517.87-42,697.50

Finding the Fourth Proportional to 155,011.08, 232,517.87 and 42,697.50

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Solution

The fourth proportional to 155,011.08, 232,517.87 and 42,697.50 is: 64,046.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,011.08 : 232,517.87 = 42,697.50 : x
  2. Step 2: Convert to fraction form
    155,011.08/232,517.87 = 42,697.50/x
  3. Step 3: Cross multiply
    155,011.08x = 232,517.87 × 42,697.50
  4. Step 4: Simplify right side
    155,011.08x = 9,927,931,540.84
  5. Step 5: Solve for x
    x = 9,927,931,540.84/155,011.08
  6. Step 6: Final answer
    x = 64,046.59

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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.