Home / 127,302.28-175,672.46-70,717.30

Finding the Fourth Proportional to 127,302.28, 175,672.46 and 70,717.30

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Solution

The fourth proportional to 127,302.28, 175,672.46 and 70,717.30 is: 97,587.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,302.28 : 175,672.46 = 70,717.30 : x
  2. Step 2: Convert to fraction form
    127,302.28/175,672.46 = 70,717.30/x
  3. Step 3: Cross multiply
    127,302.28x = 175,672.46 × 70,717.30
  4. Step 4: Simplify right side
    127,302.28x = 12,423,082,055.56
  5. Step 5: Solve for x
    x = 12,423,082,055.56/127,302.28
  6. Step 6: Final answer
    x = 97,587.27

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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.