Home / 103,564.44-142,924.10-58,256.69

Finding the Fourth Proportional to 103,564.44, 142,924.10 and 58,256.69

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Solution

The fourth proportional to 103,564.44, 142,924.10 and 58,256.69 is: 80,397.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,564.44 : 142,924.10 = 58,256.69 : x
  2. Step 2: Convert to fraction form
    103,564.44/142,924.10 = 58,256.69/x
  3. Step 3: Cross multiply
    103,564.44x = 142,924.10 × 58,256.69
  4. Step 4: Simplify right side
    103,564.44x = 8,326,283,981.33
  5. Step 5: Solve for x
    x = 8,326,283,981.33/103,564.44
  6. Step 6: Final answer
    x = 80,397.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.