Home / 70,948.11-97,904.12-40,726.83

Finding the Fourth Proportional to 70,948.11, 97,904.12 and 40,726.83

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Solution

The fourth proportional to 70,948.11, 97,904.12 and 40,726.83 is: 56,200.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,948.11 : 97,904.12 = 40,726.83 : x
  2. Step 2: Convert to fraction form
    70,948.11/97,904.12 = 40,726.83/x
  3. Step 3: Cross multiply
    70,948.11x = 97,904.12 × 40,726.83
  4. Step 4: Simplify right side
    70,948.11x = 3,987,324,247.91
  5. Step 5: Solve for x
    x = 3,987,324,247.91/70,948.11
  6. Step 6: Final answer
    x = 56,200.57

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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.