Home / 127,518.04-175,974.39-70,929.42

Finding the Fourth Proportional to 127,518.04, 175,974.39 and 70,929.42

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Solution

The fourth proportional to 127,518.04, 175,974.39 and 70,929.42 is: 97,882.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,518.04 : 175,974.39 = 70,929.42 : x
  2. Step 2: Convert to fraction form
    127,518.04/175,974.39 = 70,929.42/x
  3. Step 3: Cross multiply
    127,518.04x = 175,974.39 × 70,929.42
  4. Step 4: Simplify right side
    127,518.04x = 12,481,761,417.55
  5. Step 5: Solve for x
    x = 12,481,761,417.55/127,518.04
  6. Step 6: Final answer
    x = 97,882.32

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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.