Home / 89,800.50-134,701.44-39,867.18

Finding the Fourth Proportional to 89,800.50, 134,701.44 and 39,867.18

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Solution

The fourth proportional to 89,800.50, 134,701.44 and 39,867.18 is: 59,801.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,800.50 : 134,701.44 = 39,867.18 : x
  2. Step 2: Convert to fraction form
    89,800.50/134,701.44 = 39,867.18/x
  3. Step 3: Cross multiply
    89,800.50x = 134,701.44 × 39,867.18
  4. Step 4: Simplify right side
    89,800.50x = 5,370,166,554.74
  5. Step 5: Solve for x
    x = 5,370,166,554.74/89,800.50
  6. Step 6: Final answer
    x = 59,801.08

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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.