Home / 89,772.48-134,678.43-26,597.55

Finding the Fourth Proportional to 89,772.48, 134,678.43 and 26,597.55

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Solution

The fourth proportional to 89,772.48, 134,678.43 and 26,597.55 is: 39,902.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,772.48 : 134,678.43 = 26,597.55 : x
  2. Step 2: Convert to fraction form
    89,772.48/134,678.43 = 26,597.55/x
  3. Step 3: Cross multiply
    89,772.48x = 134,678.43 × 26,597.55
  4. Step 4: Simplify right side
    89,772.48x = 3,582,116,275.85
  5. Step 5: Solve for x
    x = 3,582,116,275.85/89,772.48
  6. Step 6: Final answer
    x = 39,902.16

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1.5x scale

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.