Home / 75,289.95-112,945.35-25,384.33

Finding the Fourth Proportional to 75,289.95, 112,945.35 and 25,384.33

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Solution

The fourth proportional to 75,289.95, 112,945.35 and 25,384.33 is: 38,080.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,289.95 : 112,945.35 = 25,384.33 : x
  2. Step 2: Convert to fraction form
    75,289.95/112,945.35 = 25,384.33/x
  3. Step 3: Cross multiply
    75,289.95x = 112,945.35 × 25,384.33
  4. Step 4: Simplify right side
    75,289.95x = 2,867,041,754.00
  5. Step 5: Solve for x
    x = 2,867,041,754.00/75,289.95
  6. Step 6: Final answer
    x = 38,080.01

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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.