Home / 98,752.44-148,082.58-57,211.32

Finding the Fourth Proportional to 98,752.44, 148,082.58 and 57,211.32

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Solution

The fourth proportional to 98,752.44, 148,082.58 and 57,211.32 is: 85,790.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,752.44 : 148,082.58 = 57,211.32 : x
  2. Step 2: Convert to fraction form
    98,752.44/148,082.58 = 57,211.32/x
  3. Step 3: Cross multiply
    98,752.44x = 148,082.58 × 57,211.32
  4. Step 4: Simplify right side
    98,752.44x = 8,471,999,870.81
  5. Step 5: Solve for x
    x = 8,471,999,870.81/98,752.44
  6. Step 6: Final answer
    x = 85,790.28

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1.5x scale

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.