Home / 127,141.22-175,463.09-70,552.60

Finding the Fourth Proportional to 127,141.22, 175,463.09 and 70,552.60

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Solution

The fourth proportional to 127,141.22, 175,463.09 and 70,552.60 is: 97,367.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,141.22 : 175,463.09 = 70,552.60 : x
  2. Step 2: Convert to fraction form
    127,141.22/175,463.09 = 70,552.60/x
  3. Step 3: Cross multiply
    127,141.22x = 175,463.09 × 70,552.60
  4. Step 4: Simplify right side
    127,141.22x = 12,379,376,412.11
  5. Step 5: Solve for x
    x = 12,379,376,412.11/127,141.22
  6. Step 6: Final answer
    x = 97,367.13

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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.