Home / 57,851.23-86,677.79-31,574.41

Finding the Fourth Proportional to 57,851.23, 86,677.79 and 31,574.41

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Solution

The fourth proportional to 57,851.23, 86,677.79 and 31,574.41 is: 47,307.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,851.23 : 86,677.79 = 31,574.41 : x
  2. Step 2: Convert to fraction form
    57,851.23/86,677.79 = 31,574.41/x
  3. Step 3: Cross multiply
    57,851.23x = 86,677.79 × 31,574.41
  4. Step 4: Simplify right side
    57,851.23x = 2,736,799,921.48
  5. Step 5: Solve for x
    x = 2,736,799,921.48/57,851.23
  6. Step 6: Final answer
    x = 47,307.55

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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.