Home / 127,346.61-175,728.04-73,635.11

Finding the Fourth Proportional to 127,346.61, 175,728.04 and 73,635.11

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Solution

The fourth proportional to 127,346.61, 175,728.04 and 73,635.11 is: 101,610.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,346.61 : 175,728.04 = 73,635.11 : x
  2. Step 2: Convert to fraction form
    127,346.61/175,728.04 = 73,635.11/x
  3. Step 3: Cross multiply
    127,346.61x = 175,728.04 × 73,635.11
  4. Step 4: Simplify right side
    127,346.61x = 12,939,752,492.76
  5. Step 5: Solve for x
    x = 12,939,752,492.76/127,346.61
  6. Step 6: Final answer
    x = 101,610.50

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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.