Home / 127,148.35-175,471.63-70,560.94

Finding the Fourth Proportional to 127,148.35, 175,471.63 and 70,560.94

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Solution

The fourth proportional to 127,148.35, 175,471.63 and 70,560.94 is: 97,377.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,148.35 : 175,471.63 = 70,560.94 : x
  2. Step 2: Convert to fraction form
    127,148.35/175,471.63 = 70,560.94/x
  3. Step 3: Cross multiply
    127,148.35x = 175,471.63 × 70,560.94
  4. Step 4: Simplify right side
    127,148.35x = 12,381,443,156.13
  5. Step 5: Solve for x
    x = 12,381,443,156.13/127,148.35
  6. Step 6: Final answer
    x = 97,377.93

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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.