Home / 127,058.42-175,336.17-70,475.06

Finding the Fourth Proportional to 127,058.42, 175,336.17 and 70,475.06

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Solution

The fourth proportional to 127,058.42, 175,336.17 and 70,475.06 is: 97,253.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,058.42 : 175,336.17 = 70,475.06 : x
  2. Step 2: Convert to fraction form
    127,058.42/175,336.17 = 70,475.06/x
  3. Step 3: Cross multiply
    127,058.42x = 175,336.17 × 70,475.06
  4. Step 4: Simplify right side
    127,058.42x = 12,356,827,100.92
  5. Step 5: Solve for x
    x = 12,356,827,100.92/127,058.42
  6. Step 6: Final answer
    x = 97,253.11

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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.