Home / 70,056.47-96,679.70-38,225.90

Finding the Fourth Proportional to 70,056.47, 96,679.70 and 38,225.90

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Solution

The fourth proportional to 70,056.47, 96,679.70 and 38,225.90 is: 52,752.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,056.47 : 96,679.70 = 38,225.90 : x
  2. Step 2: Convert to fraction form
    70,056.47/96,679.70 = 38,225.90/x
  3. Step 3: Cross multiply
    70,056.47x = 96,679.70 × 38,225.90
  4. Step 4: Simplify right side
    70,056.47x = 3,695,668,544.23
  5. Step 5: Solve for x
    x = 3,695,668,544.23/70,056.47
  6. Step 6: Final answer
    x = 52,752.71

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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.