Home / 126,589.10-174,694.12-70,001.42

Finding the Fourth Proportional to 126,589.10, 174,694.12 and 70,001.42

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Solution

The fourth proportional to 126,589.10, 174,694.12 and 70,001.42 is: 96,602.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,589.10 : 174,694.12 = 70,001.42 : x
  2. Step 2: Convert to fraction form
    126,589.10/174,694.12 = 70,001.42/x
  3. Step 3: Cross multiply
    126,589.10x = 174,694.12 × 70,001.42
  4. Step 4: Simplify right side
    126,589.10x = 12,228,835,417.18
  5. Step 5: Solve for x
    x = 12,228,835,417.18/126,589.10
  6. Step 6: Final answer
    x = 96,602.60

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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.