Home / 127,099.55-175,397.58-70,510.92

Finding the Fourth Proportional to 127,099.55, 175,397.58 and 70,510.92

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Solution

The fourth proportional to 127,099.55, 175,397.58 and 70,510.92 is: 97,305.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,099.55 : 175,397.58 = 70,510.92 : x
  2. Step 2: Convert to fraction form
    127,099.55/175,397.58 = 70,510.92/x
  3. Step 3: Cross multiply
    127,099.55x = 175,397.58 × 70,510.92
  4. Step 4: Simplify right side
    127,099.55x = 12,367,444,731.57
  5. Step 5: Solve for x
    x = 12,367,444,731.57/127,099.55
  6. Step 6: Final answer
    x = 97,305.18

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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.