Home / 157,155.48-235,731.98-104,085

Finding the Fourth Proportional to 157,155.48, 235,731.98 and 104,085

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Solution

The fourth proportional to 157,155.48, 235,731.98 and 104,085 is: 156,126.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,155.48 : 235,731.98 = 104,085 : x
  2. Step 2: Convert to fraction form
    157,155.48/235,731.98 = 104,085/x
  3. Step 3: Cross multiply
    157,155.48x = 235,731.98 × 104,085
  4. Step 4: Simplify right side
    157,155.48x = 24,536,163,138.30
  5. Step 5: Solve for x
    x = 24,536,163,138.30/157,155.48
  6. Step 6: Final answer
    x = 156,126.68

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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.