Home / 110,222.78-152,104.64-62,476.11

Finding the Fourth Proportional to 110,222.78, 152,104.64 and 62,476.11

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Solution

The fourth proportional to 110,222.78, 152,104.64 and 62,476.11 is: 86,215.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,222.78 : 152,104.64 = 62,476.11 : x
  2. Step 2: Convert to fraction form
    110,222.78/152,104.64 = 62,476.11/x
  3. Step 3: Cross multiply
    110,222.78x = 152,104.64 × 62,476.11
  4. Step 4: Simplify right side
    110,222.78x = 9,502,905,907.77
  5. Step 5: Solve for x
    x = 9,502,905,907.77/110,222.78
  6. Step 6: Final answer
    x = 86,215.45

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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.