Home / 77,259.59-115,907.45-23,948.77

Finding the Fourth Proportional to 77,259.59, 115,907.45 and 23,948.77

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Solution

The fourth proportional to 77,259.59, 115,907.45 and 23,948.77 is: 35,928.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,259.59 : 115,907.45 = 23,948.77 : x
  2. Step 2: Convert to fraction form
    77,259.59/115,907.45 = 23,948.77/x
  3. Step 3: Cross multiply
    77,259.59x = 115,907.45 × 23,948.77
  4. Step 4: Simplify right side
    77,259.59x = 2,775,840,861.34
  5. Step 5: Solve for x
    x = 2,775,840,861.34/77,259.59
  6. Step 6: Final answer
    x = 35,928.75

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1.5x scale

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.