Home / 88,098.56-121,576.08-47,812.32

Finding the Fourth Proportional to 88,098.56, 121,576.08 and 47,812.32

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Solution

The fourth proportional to 88,098.56, 121,576.08 and 47,812.32 is: 65,981.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,098.56 : 121,576.08 = 47,812.32 : x
  2. Step 2: Convert to fraction form
    88,098.56/121,576.08 = 47,812.32/x
  3. Step 3: Cross multiply
    88,098.56x = 121,576.08 × 47,812.32
  4. Step 4: Simplify right side
    88,098.56x = 5,812,834,441.31
  5. Step 5: Solve for x
    x = 5,812,834,441.31/88,098.56
  6. Step 6: Final answer
    x = 65,981.04

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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.