Home / 127,386.24-175,793.04-70,797.60

Finding the Fourth Proportional to 127,386.24, 175,793.04 and 70,797.60

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Solution

The fourth proportional to 127,386.24, 175,793.04 and 70,797.60 is: 97,700.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,386.24 : 175,793.04 = 70,797.60 : x
  2. Step 2: Convert to fraction form
    127,386.24/175,793.04 = 70,797.60/x
  3. Step 3: Cross multiply
    127,386.24x = 175,793.04 × 70,797.60
  4. Step 4: Simplify right side
    127,386.24x = 12,445,725,328.70
  5. Step 5: Solve for x
    x = 12,445,725,328.70/127,386.24
  6. Step 6: Final answer
    x = 97,700.70

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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.