Home / 94,976.98-130,916.15-64,340.75

Finding the Fourth Proportional to 94,976.98, 130,916.15 and 64,340.75

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Solution

The fourth proportional to 94,976.98, 130,916.15 and 64,340.75 is: 88,687.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,976.98 : 130,916.15 = 64,340.75 : x
  2. Step 2: Convert to fraction form
    94,976.98/130,916.15 = 64,340.75/x
  3. Step 3: Cross multiply
    94,976.98x = 130,916.15 × 64,340.75
  4. Step 4: Simplify right side
    94,976.98x = 8,423,243,766.25
  5. Step 5: Solve for x
    x = 8,423,243,766.25/94,976.98
  6. Step 6: Final answer
    x = 88,687.22

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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.