Home / 157,253.19-235,669.59-57,319.44

Finding the Fourth Proportional to 157,253.19, 235,669.59 and 57,319.44

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Solution

The fourth proportional to 157,253.19, 235,669.59 and 57,319.44 is: 85,902.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,253.19 : 235,669.59 = 57,319.44 : x
  2. Step 2: Convert to fraction form
    157,253.19/235,669.59 = 57,319.44/x
  3. Step 3: Cross multiply
    157,253.19x = 235,669.59 × 57,319.44
  4. Step 4: Simplify right side
    157,253.19x = 13,508,448,923.83
  5. Step 5: Solve for x
    x = 13,508,448,923.83/157,253.19
  6. Step 6: Final answer
    x = 85,902.54

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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.