Home / 127,444.04-175,882.02-76,459

Finding the Fourth Proportional to 127,444.04, 175,882.02 and 76,459

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Solution

The fourth proportional to 127,444.04, 175,882.02 and 76,459 is: 105,518.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,444.04 : 175,882.02 = 76,459 : x
  2. Step 2: Convert to fraction form
    127,444.04/175,882.02 = 76,459/x
  3. Step 3: Cross multiply
    127,444.04x = 175,882.02 × 76,459
  4. Step 4: Simplify right side
    127,444.04x = 13,447,763,367.18
  5. Step 5: Solve for x
    x = 13,447,763,367.18/127,444.04
  6. Step 6: Final answer
    x = 105,518.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.