Home / 157,886.82-236,845.98-45,569.76

Finding the Fourth Proportional to 157,886.82, 236,845.98 and 45,569.76

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Solution

The fourth proportional to 157,886.82, 236,845.98 and 45,569.76 is: 68,359.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,886.82 : 236,845.98 = 45,569.76 : x
  2. Step 2: Convert to fraction form
    157,886.82/236,845.98 = 45,569.76/x
  3. Step 3: Cross multiply
    157,886.82x = 236,845.98 × 45,569.76
  4. Step 4: Simplify right side
    157,886.82x = 10,793,014,465.56
  5. Step 5: Solve for x
    x = 10,793,014,465.56/157,886.82
  6. Step 6: Final answer
    x = 68,359.19

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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.