Home / 89,650.65-134,490.56-26,477.16

Finding the Fourth Proportional to 89,650.65, 134,490.56 and 26,477.16

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Solution

The fourth proportional to 89,650.65, 134,490.56 and 26,477.16 is: 39,720.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,650.65 : 134,490.56 = 26,477.16 : x
  2. Step 2: Convert to fraction form
    89,650.65/134,490.56 = 26,477.16/x
  3. Step 3: Cross multiply
    89,650.65x = 134,490.56 × 26,477.16
  4. Step 4: Simplify right side
    89,650.65x = 3,560,928,075.61
  5. Step 5: Solve for x
    x = 3,560,928,075.61/89,650.65
  6. Step 6: Final answer
    x = 39,720.05

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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.