Home / 125,588.20-173,303.82-115,557.16

Finding the Fourth Proportional to 125,588.20, 173,303.82 and 115,557.16

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Solution

The fourth proportional to 125,588.20, 173,303.82 and 115,557.16 is: 159,461.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,588.20 : 173,303.82 = 115,557.16 : x
  2. Step 2: Convert to fraction form
    125,588.20/173,303.82 = 115,557.16/x
  3. Step 3: Cross multiply
    125,588.20x = 173,303.82 × 115,557.16
  4. Step 4: Simplify right side
    125,588.20x = 20,026,497,256.35
  5. Step 5: Solve for x
    x = 20,026,497,256.35/125,588.20
  6. Step 6: Final answer
    x = 159,461.62

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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.