Home / 126,873.04-175,070.66-70,270.24

Finding the Fourth Proportional to 126,873.04, 175,070.66 and 70,270.24

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Solution

The fourth proportional to 126,873.04, 175,070.66 and 70,270.24 is: 96,965.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,873.04 : 175,070.66 = 70,270.24 : x
  2. Step 2: Convert to fraction form
    126,873.04/175,070.66 = 70,270.24/x
  3. Step 3: Cross multiply
    126,873.04x = 175,070.66 × 70,270.24
  4. Step 4: Simplify right side
    126,873.04x = 12,302,257,295.16
  5. Step 5: Solve for x
    x = 12,302,257,295.16/126,873.04
  6. Step 6: Final answer
    x = 96,965.10

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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.