Home / 127,427.18-175,834.13-70,057.04

Finding the Fourth Proportional to 127,427.18, 175,834.13 and 70,057.04

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Solution

The fourth proportional to 127,427.18, 175,834.13 and 70,057.04 is: 96,670.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,427.18 : 175,834.13 = 70,057.04 : x
  2. Step 2: Convert to fraction form
    127,427.18/175,834.13 = 70,057.04/x
  3. Step 3: Cross multiply
    127,427.18x = 175,834.13 × 70,057.04
  4. Step 4: Simplify right side
    127,427.18x = 12,318,417,449.32
  5. Step 5: Solve for x
    x = 12,318,417,449.32/127,427.18
  6. Step 6: Final answer
    x = 96,670.25

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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.