Home / 88,838.65-122,585.52-57,050.60

Finding the Fourth Proportional to 88,838.65, 122,585.52 and 57,050.60

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Solution

The fourth proportional to 88,838.65, 122,585.52 and 57,050.60 is: 78,722.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,838.65 : 122,585.52 = 57,050.60 : x
  2. Step 2: Convert to fraction form
    88,838.65/122,585.52 = 57,050.60/x
  3. Step 3: Cross multiply
    88,838.65x = 122,585.52 × 57,050.60
  4. Step 4: Simplify right side
    88,838.65x = 6,993,577,773.78
  5. Step 5: Solve for x
    x = 6,993,577,773.78/88,838.65
  6. Step 6: Final answer
    x = 78,722.24

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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.