Home / 52,423.70-78,255.46-48,521.28

Finding the Fourth Proportional to 52,423.70, 78,255.46 and 48,521.28

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Solution

The fourth proportional to 52,423.70, 78,255.46 and 48,521.28 is: 72,430.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,423.70 : 78,255.46 = 48,521.28 : x
  2. Step 2: Convert to fraction form
    52,423.70/78,255.46 = 48,521.28/x
  3. Step 3: Cross multiply
    52,423.70x = 78,255.46 × 48,521.28
  4. Step 4: Simplify right side
    52,423.70x = 3,797,055,086.19
  5. Step 5: Solve for x
    x = 3,797,055,086.19/52,423.70
  6. Step 6: Final answer
    x = 72,430.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.