Home / 127,562.58-191,330.91-42,175.62

Finding the Fourth Proportional to 127,562.58, 191,330.91 and 42,175.62

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Solution

The fourth proportional to 127,562.58, 191,330.91 and 42,175.62 is: 63,259.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,562.58 : 191,330.91 = 42,175.62 : x
  2. Step 2: Convert to fraction form
    127,562.58/191,330.91 = 42,175.62/x
  3. Step 3: Cross multiply
    127,562.58x = 191,330.91 × 42,175.62
  4. Step 4: Simplify right side
    127,562.58x = 8,069,499,754.41
  5. Step 5: Solve for x
    x = 8,069,499,754.41/127,562.58
  6. Step 6: Final answer
    x = 63,259.15

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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.