Home / 84,425.19-116,513.08-48,127.50

Finding the Fourth Proportional to 84,425.19, 116,513.08 and 48,127.50

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Solution

The fourth proportional to 84,425.19, 116,513.08 and 48,127.50 is: 66,419.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,425.19 : 116,513.08 = 48,127.50 : x
  2. Step 2: Convert to fraction form
    84,425.19/116,513.08 = 48,127.50/x
  3. Step 3: Cross multiply
    84,425.19x = 116,513.08 × 48,127.50
  4. Step 4: Simplify right side
    84,425.19x = 5,607,483,257.70
  5. Step 5: Solve for x
    x = 5,607,483,257.70/84,425.19
  6. Step 6: Final answer
    x = 66,419.55

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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.