Home / 155,173.84-232,876.27-115,285.69

Finding the Fourth Proportional to 155,173.84, 232,876.27 and 115,285.69

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Solution

The fourth proportional to 155,173.84, 232,876.27 and 115,285.69 is: 173,014.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,173.84 : 232,876.27 = 115,285.69 : x
  2. Step 2: Convert to fraction form
    155,173.84/232,876.27 = 115,285.69/x
  3. Step 3: Cross multiply
    155,173.84x = 232,876.27 × 115,285.69
  4. Step 4: Simplify right side
    155,173.84x = 26,847,301,471.58
  5. Step 5: Solve for x
    x = 26,847,301,471.58/155,173.84
  6. Step 6: Final answer
    x = 173,014.35

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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.