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Finding the Fourth Proportional to 107,045.69, 160,518.25 and 62,079.82

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Solution

The fourth proportional to 107,045.69, 160,518.25 and 62,079.82 is: 93,090.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,045.69 : 160,518.25 = 62,079.82 : x
  2. Step 2: Convert to fraction form
    107,045.69/160,518.25 = 62,079.82/x
  3. Step 3: Cross multiply
    107,045.69x = 160,518.25 × 62,079.82
  4. Step 4: Simplify right side
    107,045.69x = 9,964,944,715.15
  5. Step 5: Solve for x
    x = 9,964,944,715.15/107,045.69
  6. Step 6: Final answer
    x = 93,090.57

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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.