Home / 84,360.75-126,537.78-46,897.13

Finding the Fourth Proportional to 84,360.75, 126,537.78 and 46,897.13

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Solution

The fourth proportional to 84,360.75, 126,537.78 and 46,897.13 is: 70,343.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,360.75 : 126,537.78 = 46,897.13 : x
  2. Step 2: Convert to fraction form
    84,360.75/126,537.78 = 46,897.13/x
  3. Step 3: Cross multiply
    84,360.75x = 126,537.78 × 46,897.13
  4. Step 4: Simplify right side
    84,360.75x = 5,934,258,718.57
  5. Step 5: Solve for x
    x = 5,934,258,718.57/84,360.75
  6. Step 6: Final answer
    x = 70,343.84

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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.