Home / 89,686.20-134,547.03-26,507.46

Finding the Fourth Proportional to 89,686.20, 134,547.03 and 26,507.46

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Solution

The fourth proportional to 89,686.20, 134,547.03 and 26,507.46 is: 39,766.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,686.20 : 134,547.03 = 26,507.46 : x
  2. Step 2: Convert to fraction form
    89,686.20/134,547.03 = 26,507.46/x
  3. Step 3: Cross multiply
    89,686.20x = 134,547.03 × 26,507.46
  4. Step 4: Simplify right side
    89,686.20x = 3,566,500,015.84
  5. Step 5: Solve for x
    x = 3,566,500,015.84/89,686.20
  6. Step 6: Final answer
    x = 39,766.43

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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.