Home / 127,095.67-175,392.19-70,507.05

Finding the Fourth Proportional to 127,095.67, 175,392.19 and 70,507.05

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Solution

The fourth proportional to 127,095.67, 175,392.19 and 70,507.05 is: 97,299.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,095.67 : 175,392.19 = 70,507.05 : x
  2. Step 2: Convert to fraction form
    127,095.67/175,392.19 = 70,507.05/x
  3. Step 3: Cross multiply
    127,095.67x = 175,392.19 × 70,507.05
  4. Step 4: Simplify right side
    127,095.67x = 12,366,385,909.94
  5. Step 5: Solve for x
    x = 12,366,385,909.94/127,095.67
  6. Step 6: Final answer
    x = 97,299.82

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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.