Home / 47,780.07-71,266.97-41,490.63

Finding the Fourth Proportional to 47,780.07, 71,266.97 and 41,490.63

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Solution

The fourth proportional to 47,780.07, 71,266.97 and 41,490.63 is: 61,885.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,780.07 : 71,266.97 = 41,490.63 : x
  2. Step 2: Convert to fraction form
    47,780.07/71,266.97 = 41,490.63/x
  3. Step 3: Cross multiply
    47,780.07x = 71,266.97 × 41,490.63
  4. Step 4: Simplify right side
    47,780.07x = 2,956,911,319.97
  5. Step 5: Solve for x
    x = 2,956,911,319.97/47,780.07
  6. Step 6: Final answer
    x = 61,885.87

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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.