Home / 83,825.52-115,681.64-46,102.20

Finding the Fourth Proportional to 83,825.52, 115,681.64 and 46,102.20

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Solution

The fourth proportional to 83,825.52, 115,681.64 and 46,102.20 is: 63,622.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,825.52 : 115,681.64 = 46,102.20 : x
  2. Step 2: Convert to fraction form
    83,825.52/115,681.64 = 46,102.20/x
  3. Step 3: Cross multiply
    83,825.52x = 115,681.64 × 46,102.20
  4. Step 4: Simplify right side
    83,825.52x = 5,333,178,103.61
  5. Step 5: Solve for x
    x = 5,333,178,103.61/83,825.52
  6. Step 6: Final answer
    x = 63,622.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.