Home / 47,376.10-70,970.55-30,747.70

Finding the Fourth Proportional to 47,376.10, 70,970.55 and 30,747.70

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Solution

The fourth proportional to 47,376.10, 70,970.55 and 30,747.70 is: 46,060.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,376.10 : 70,970.55 = 30,747.70 : x
  2. Step 2: Convert to fraction form
    47,376.10/70,970.55 = 30,747.70/x
  3. Step 3: Cross multiply
    47,376.10x = 70,970.55 × 30,747.70
  4. Step 4: Simplify right side
    47,376.10x = 2,182,181,180.24
  5. Step 5: Solve for x
    x = 2,182,181,180.24/47,376.10
  6. Step 6: Final answer
    x = 46,060.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.