Home / 75,194.16-103,763.99-42,927.50

Finding the Fourth Proportional to 75,194.16, 103,763.99 and 42,927.50

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Solution

The fourth proportional to 75,194.16, 103,763.99 and 42,927.50 is: 59,237.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,194.16 : 103,763.99 = 42,927.50 : x
  2. Step 2: Convert to fraction form
    75,194.16/103,763.99 = 42,927.50/x
  3. Step 3: Cross multiply
    75,194.16x = 103,763.99 × 42,927.50
  4. Step 4: Simplify right side
    75,194.16x = 4,454,327,947.27
  5. Step 5: Solve for x
    x = 4,454,327,947.27/75,194.16
  6. Step 6: Final answer
    x = 59,237.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.