Home / 335,557.32-503,335.85-122,341.20

Finding the Fourth Proportional to 335,557.32, 503,335.85 and 122,341.20

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Solution

The fourth proportional to 335,557.32, 503,335.85 and 122,341.20 is: 183,511.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,557.32 : 503,335.85 = 122,341.20 : x
  2. Step 2: Convert to fraction form
    335,557.32/503,335.85 = 122,341.20/x
  3. Step 3: Cross multiply
    335,557.32x = 503,335.85 × 122,341.20
  4. Step 4: Simplify right side
    335,557.32x = 61,578,711,280.31
  5. Step 5: Solve for x
    x = 61,578,711,280.31/335,557.32
  6. Step 6: Final answer
    x = 183,511.75

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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.