Home / 126,886.02-175,095.12-70,293.30

Finding the Fourth Proportional to 126,886.02, 175,095.12 and 70,293.30

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Solution

The fourth proportional to 126,886.02, 175,095.12 and 70,293.30 is: 97,000.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,886.02 : 175,095.12 = 70,293.30 : x
  2. Step 2: Convert to fraction form
    126,886.02/175,095.12 = 70,293.30/x
  3. Step 3: Cross multiply
    126,886.02x = 175,095.12 × 70,293.30
  4. Step 4: Simplify right side
    126,886.02x = 12,308,013,798.70
  5. Step 5: Solve for x
    x = 12,308,013,798.70/126,886.02
  6. Step 6: Final answer
    x = 97,000.55

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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.