Home / 94,554.11-130,443.34-67,686.82

Finding the Fourth Proportional to 94,554.11, 130,443.34 and 67,686.82

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Solution

The fourth proportional to 94,554.11, 130,443.34 and 67,686.82 is: 93,378.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,554.11 : 130,443.34 = 67,686.82 : x
  2. Step 2: Convert to fraction form
    94,554.11/130,443.34 = 67,686.82/x
  3. Step 3: Cross multiply
    94,554.11x = 130,443.34 × 67,686.82
  4. Step 4: Simplify right side
    94,554.11x = 8,829,294,874.78
  5. Step 5: Solve for x
    x = 8,829,294,874.78/94,554.11
  6. Step 6: Final answer
    x = 93,378.22

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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.