Home / 89,326.02-134,009.14-30,160.12

Finding the Fourth Proportional to 89,326.02, 134,009.14 and 30,160.12

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Solution

The fourth proportional to 89,326.02, 134,009.14 and 30,160.12 is: 45,246.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,326.02 : 134,009.14 = 30,160.12 : x
  2. Step 2: Convert to fraction form
    89,326.02/134,009.14 = 30,160.12/x
  3. Step 3: Cross multiply
    89,326.02x = 134,009.14 × 30,160.12
  4. Step 4: Simplify right side
    89,326.02x = 4,041,731,743.50
  5. Step 5: Solve for x
    x = 4,041,731,743.50/89,326.02
  6. Step 6: Final answer
    x = 45,246.97

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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.