Home / 45,068.08-67,663.40-25,360.48

Finding the Fourth Proportional to 45,068.08, 67,663.40 and 25,360.48

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Solution

The fourth proportional to 45,068.08, 67,663.40 and 25,360.48 is: 38,075.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,068.08 : 67,663.40 = 25,360.48 : x
  2. Step 2: Convert to fraction form
    45,068.08/67,663.40 = 25,360.48/x
  3. Step 3: Cross multiply
    45,068.08x = 67,663.40 × 25,360.48
  4. Step 4: Simplify right side
    45,068.08x = 1,715,976,302.43
  5. Step 5: Solve for x
    x = 1,715,976,302.43/45,068.08
  6. Step 6: Final answer
    x = 38,075.20

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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.