Home / 157,332.34-236,021.77-57,469.18

Finding the Fourth Proportional to 157,332.34, 236,021.77 and 57,469.18

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Solution

The fourth proportional to 157,332.34, 236,021.77 and 57,469.18 is: 86,212.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,332.34 : 236,021.77 = 57,469.18 : x
  2. Step 2: Convert to fraction form
    157,332.34/236,021.77 = 57,469.18/x
  3. Step 3: Cross multiply
    157,332.34x = 236,021.77 × 57,469.18
  4. Step 4: Simplify right side
    157,332.34x = 13,563,976,116.59
  5. Step 5: Solve for x
    x = 13,563,976,116.59/157,332.34
  6. Step 6: Final answer
    x = 86,212.26

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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.