Home / 89,663.08-134,555.10-37,072.36

Finding the Fourth Proportional to 89,663.08, 134,555.10 and 37,072.36

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Solution

The fourth proportional to 89,663.08, 134,555.10 and 37,072.36 is: 55,633.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,663.08 : 134,555.10 = 37,072.36 : x
  2. Step 2: Convert to fraction form
    89,663.08/134,555.10 = 37,072.36/x
  3. Step 3: Cross multiply
    89,663.08x = 134,555.10 × 37,072.36
  4. Step 4: Simplify right side
    89,663.08x = 4,988,275,107.04
  5. Step 5: Solve for x
    x = 4,988,275,107.04/89,663.08
  6. Step 6: Final answer
    x = 55,633.55

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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.