Home / 127,273.60-175,637.76-70,683.52

Finding the Fourth Proportional to 127,273.60, 175,637.76 and 70,683.52

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Solution

The fourth proportional to 127,273.60, 175,637.76 and 70,683.52 is: 97,543.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,273.60 : 175,637.76 = 70,683.52 : x
  2. Step 2: Convert to fraction form
    127,273.60/175,637.76 = 70,683.52/x
  3. Step 3: Cross multiply
    127,273.60x = 175,637.76 × 70,683.52
  4. Step 4: Simplify right side
    127,273.60x = 12,414,695,121.72
  5. Step 5: Solve for x
    x = 12,414,695,121.72/127,273.60
  6. Step 6: Final answer
    x = 97,543.36

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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.