Home / 127,086.36-175,376.70-70,497.24

Finding the Fourth Proportional to 127,086.36, 175,376.70 and 70,497.24

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Solution

The fourth proportional to 127,086.36, 175,376.70 and 70,497.24 is: 97,284.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,086.36 : 175,376.70 = 70,497.24 : x
  2. Step 2: Convert to fraction form
    127,086.36/175,376.70 = 70,497.24/x
  3. Step 3: Cross multiply
    127,086.36x = 175,376.70 × 70,497.24
  4. Step 4: Simplify right side
    127,086.36x = 12,363,573,310.31
  5. Step 5: Solve for x
    x = 12,363,573,310.31/127,086.36
  6. Step 6: Final answer
    x = 97,284.82

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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.