Home / 157,810.80-236,575.26-57,947.79

Finding the Fourth Proportional to 157,810.80, 236,575.26 and 57,947.79

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Solution

The fourth proportional to 157,810.80, 236,575.26 and 57,947.79 is: 86,869.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,810.80 : 236,575.26 = 57,947.79 : x
  2. Step 2: Convert to fraction form
    157,810.80/236,575.26 = 57,947.79/x
  3. Step 3: Cross multiply
    157,810.80x = 236,575.26 × 57,947.79
  4. Step 4: Simplify right side
    157,810.80x = 13,709,013,485.68
  5. Step 5: Solve for x
    x = 13,709,013,485.68/157,810.80
  6. Step 6: Final answer
    x = 86,869.93

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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.