Home / 121,328.52-182,017.38-46,451.10

Finding the Fourth Proportional to 121,328.52, 182,017.38 and 46,451.10

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Solution

The fourth proportional to 121,328.52, 182,017.38 and 46,451.10 is: 69,686.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,328.52 : 182,017.38 = 46,451.10 : x
  2. Step 2: Convert to fraction form
    121,328.52/182,017.38 = 46,451.10/x
  3. Step 3: Cross multiply
    121,328.52x = 182,017.38 × 46,451.10
  4. Step 4: Simplify right side
    121,328.52x = 8,454,907,520.12
  5. Step 5: Solve for x
    x = 8,454,907,520.12/121,328.52
  6. Step 6: Final answer
    x = 69,686.07

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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.