Home / 127,425.21-175,851.30-70,068.90

Finding the Fourth Proportional to 127,425.21, 175,851.30 and 70,068.90

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Solution

The fourth proportional to 127,425.21, 175,851.30 and 70,068.90 is: 96,697.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,425.21 : 175,851.30 = 70,068.90 : x
  2. Step 2: Convert to fraction form
    127,425.21/175,851.30 = 70,068.90/x
  3. Step 3: Cross multiply
    127,425.21x = 175,851.30 × 70,068.90
  4. Step 4: Simplify right side
    127,425.21x = 12,321,707,154.57
  5. Step 5: Solve for x
    x = 12,321,707,154.57/127,425.21
  6. Step 6: Final answer
    x = 96,697.56

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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.