Home / 157,142.98-235,439.43-107,060.50

Finding the Fourth Proportional to 157,142.98, 235,439.43 and 107,060.50

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Solution

The fourth proportional to 157,142.98, 235,439.43 and 107,060.50 is: 160,403.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,142.98 : 235,439.43 = 107,060.50 : x
  2. Step 2: Convert to fraction form
    157,142.98/235,439.43 = 107,060.50/x
  3. Step 3: Cross multiply
    157,142.98x = 235,439.43 × 107,060.50
  4. Step 4: Simplify right side
    157,142.98x = 25,206,263,095.52
  5. Step 5: Solve for x
    x = 25,206,263,095.52/157,142.98
  6. Step 6: Final answer
    x = 160,403.37

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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.