Home / 77,259.93-115,938.65-32,886.62

Finding the Fourth Proportional to 77,259.93, 115,938.65 and 32,886.62

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Solution

The fourth proportional to 77,259.93, 115,938.65 and 32,886.62 is: 49,350.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,259.93 : 115,938.65 = 32,886.62 : x
  2. Step 2: Convert to fraction form
    77,259.93/115,938.65 = 32,886.62/x
  3. Step 3: Cross multiply
    77,259.93x = 115,938.65 × 32,886.62
  4. Step 4: Simplify right side
    77,259.93x = 3,812,829,828.39
  5. Step 5: Solve for x
    x = 3,812,829,828.39/77,259.93
  6. Step 6: Final answer
    x = 49,350.68

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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.