Home / 127,206.32-175,532.29-73,490.19

Finding the Fourth Proportional to 127,206.32, 175,532.29 and 73,490.19

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Solution

The fourth proportional to 127,206.32, 175,532.29 and 73,490.19 is: 101,409.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,206.32 : 175,532.29 = 73,490.19 : x
  2. Step 2: Convert to fraction form
    127,206.32/175,532.29 = 73,490.19/x
  3. Step 3: Cross multiply
    127,206.32x = 175,532.29 × 73,490.19
  4. Step 4: Simplify right side
    127,206.32x = 12,899,900,707.95
  5. Step 5: Solve for x
    x = 12,899,900,707.95/127,206.32
  6. Step 6: Final answer
    x = 101,409.27

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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.