Home / 47,780.42-71,670.03-29,065.58

Finding the Fourth Proportional to 47,780.42, 71,670.03 and 29,065.58

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Solution

The fourth proportional to 47,780.42, 71,670.03 and 29,065.58 is: 43,598.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,780.42 : 71,670.03 = 29,065.58 : x
  2. Step 2: Convert to fraction form
    47,780.42/71,670.03 = 29,065.58/x
  3. Step 3: Cross multiply
    47,780.42x = 71,670.03 × 29,065.58
  4. Step 4: Simplify right side
    47,780.42x = 2,083,130,990.57
  5. Step 5: Solve for x
    x = 2,083,130,990.57/47,780.42
  6. Step 6: Final answer
    x = 43,598.01

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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.