Home / 127,341.29-175,729.92-69,197.51

Finding the Fourth Proportional to 127,341.29, 175,729.92 and 69,197.51

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Solution

The fourth proportional to 127,341.29, 175,729.92 and 69,197.51 is: 95,491.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,341.29 : 175,729.92 = 69,197.51 : x
  2. Step 2: Convert to fraction form
    127,341.29/175,729.92 = 69,197.51/x
  3. Step 3: Cross multiply
    127,341.29x = 175,729.92 × 69,197.51
  4. Step 4: Simplify right side
    127,341.29x = 12,160,072,017.85
  5. Step 5: Solve for x
    x = 12,160,072,017.85/127,341.29
  6. Step 6: Final answer
    x = 95,491.98

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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.