Home / 52,262.16-78,741.88-47,270.28

Finding the Fourth Proportional to 52,262.16, 78,741.88 and 47,270.28

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Solution

The fourth proportional to 52,262.16, 78,741.88 and 47,270.28 is: 71,220.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,262.16 : 78,741.88 = 47,270.28 : x
  2. Step 2: Convert to fraction form
    52,262.16/78,741.88 = 47,270.28/x
  3. Step 3: Cross multiply
    52,262.16x = 78,741.88 × 47,270.28
  4. Step 4: Simplify right side
    52,262.16x = 3,722,150,715.33
  5. Step 5: Solve for x
    x = 3,722,150,715.33/52,262.16
  6. Step 6: Final answer
    x = 71,220.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.