Home / 127,035.65-175,309.16-70,447.02

Finding the Fourth Proportional to 127,035.65, 175,309.16 and 70,447.02

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Solution

The fourth proportional to 127,035.65, 175,309.16 and 70,447.02 is: 97,216.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,035.65 : 175,309.16 = 70,447.02 : x
  2. Step 2: Convert to fraction form
    127,035.65/175,309.16 = 70,447.02/x
  3. Step 3: Cross multiply
    127,035.65x = 175,309.16 × 70,447.02
  4. Step 4: Simplify right side
    127,035.65x = 12,350,007,548.47
  5. Step 5: Solve for x
    x = 12,350,007,548.47/127,035.65
  6. Step 6: Final answer
    x = 97,216.87

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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.