Home / 83,570.47-125,237.85-46,147.39

Finding the Fourth Proportional to 83,570.47, 125,237.85 and 46,147.39

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Solution

The fourth proportional to 83,570.47, 125,237.85 and 46,147.39 is: 69,156.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,570.47 : 125,237.85 = 46,147.39 : x
  2. Step 2: Convert to fraction form
    83,570.47/125,237.85 = 46,147.39/x
  3. Step 3: Cross multiply
    83,570.47x = 125,237.85 × 46,147.39
  4. Step 4: Simplify right side
    83,570.47x = 5,779,399,906.71
  5. Step 5: Solve for x
    x = 5,779,399,906.71/83,570.47
  6. Step 6: Final answer
    x = 69,156.01

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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.