Home / 79,466.11-119,088.33-59,721.55

Finding the Fourth Proportional to 79,466.11, 119,088.33 and 59,721.55

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Solution

The fourth proportional to 79,466.11, 119,088.33 and 59,721.55 is: 89,499.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,466.11 : 119,088.33 = 59,721.55 : x
  2. Step 2: Convert to fraction form
    79,466.11/119,088.33 = 59,721.55/x
  3. Step 3: Cross multiply
    79,466.11x = 119,088.33 × 59,721.55
  4. Step 4: Simplify right side
    79,466.11x = 7,112,139,654.51
  5. Step 5: Solve for x
    x = 7,112,139,654.51/79,466.11
  6. Step 6: Final answer
    x = 89,499.03

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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.