Home / 72,947.13-109,109.66-44,798.01

Finding the Fourth Proportional to 72,947.13, 109,109.66 and 44,798.01

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Solution

The fourth proportional to 72,947.13, 109,109.66 and 44,798.01 is: 67,006.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,947.13 : 109,109.66 = 44,798.01 : x
  2. Step 2: Convert to fraction form
    72,947.13/109,109.66 = 44,798.01/x
  3. Step 3: Cross multiply
    72,947.13x = 109,109.66 × 44,798.01
  4. Step 4: Simplify right side
    72,947.13x = 4,887,895,415.79
  5. Step 5: Solve for x
    x = 4,887,895,415.79/72,947.13
  6. Step 6: Final answer
    x = 67,006.00

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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.