Home / 127,872.94-176,475.17-70,523.48

Finding the Fourth Proportional to 127,872.94, 176,475.17 and 70,523.48

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Solution

The fourth proportional to 127,872.94, 176,475.17 and 70,523.48 is: 97,328.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,872.94 : 176,475.17 = 70,523.48 : x
  2. Step 2: Convert to fraction form
    127,872.94/176,475.17 = 70,523.48/x
  3. Step 3: Cross multiply
    127,872.94x = 176,475.17 × 70,523.48
  4. Step 4: Simplify right side
    127,872.94x = 12,445,643,094.63
  5. Step 5: Solve for x
    x = 12,445,643,094.63/127,872.94
  6. Step 6: Final answer
    x = 97,328.20

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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.