Home / 84,731.18-127,097.69-25,567.38

Finding the Fourth Proportional to 84,731.18, 127,097.69 and 25,567.38

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Solution

The fourth proportional to 84,731.18, 127,097.69 and 25,567.38 is: 38,351.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,731.18 : 127,097.69 = 25,567.38 : x
  2. Step 2: Convert to fraction form
    84,731.18/127,097.69 = 25,567.38/x
  3. Step 3: Cross multiply
    84,731.18x = 127,097.69 × 25,567.38
  4. Step 4: Simplify right side
    84,731.18x = 3,249,554,809.52
  5. Step 5: Solve for x
    x = 3,249,554,809.52/84,731.18
  6. Step 6: Final answer
    x = 38,351.35

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1.5x scale

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.