Home / 127,389.36-175,793.04-70,799.52

Finding the Fourth Proportional to 127,389.36, 175,793.04 and 70,799.52

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Solution

The fourth proportional to 127,389.36, 175,793.04 and 70,799.52 is: 97,700.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,389.36 : 175,793.04 = 70,799.52 : x
  2. Step 2: Convert to fraction form
    127,389.36/175,793.04 = 70,799.52/x
  3. Step 3: Cross multiply
    127,389.36x = 175,793.04 × 70,799.52
  4. Step 4: Simplify right side
    127,389.36x = 12,446,062,851.34
  5. Step 5: Solve for x
    x = 12,446,062,851.34/127,389.36
  6. Step 6: Final answer
    x = 97,700.96

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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.