Home / 93,713.08-129,377.52-61,974.04

Finding the Fourth Proportional to 93,713.08, 129,377.52 and 61,974.04

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Solution

The fourth proportional to 93,713.08, 129,377.52 and 61,974.04 is: 85,559.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,713.08 : 129,377.52 = 61,974.04 : x
  2. Step 2: Convert to fraction form
    93,713.08/129,377.52 = 61,974.04/x
  3. Step 3: Cross multiply
    93,713.08x = 129,377.52 × 61,974.04
  4. Step 4: Simplify right side
    93,713.08x = 8,018,047,599.58
  5. Step 5: Solve for x
    x = 8,018,047,599.58/93,713.08
  6. Step 6: Final answer
    x = 85,559.54

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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.