Home / 89,609.18-134,444.02-39,682.40

Finding the Fourth Proportional to 89,609.18, 134,444.02 and 39,682.40

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Solution

The fourth proportional to 89,609.18, 134,444.02 and 39,682.40 is: 59,537.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,609.18 : 134,444.02 = 39,682.40 : x
  2. Step 2: Convert to fraction form
    89,609.18/134,444.02 = 39,682.40/x
  3. Step 3: Cross multiply
    89,609.18x = 134,444.02 × 39,682.40
  4. Step 4: Simplify right side
    89,609.18x = 5,335,061,379.25
  5. Step 5: Solve for x
    x = 5,335,061,379.25/89,609.18
  6. Step 6: Final answer
    x = 59,537.00

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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.