Home / 89,483.84-134,104.80-39,555.44

Finding the Fourth Proportional to 89,483.84, 134,104.80 and 39,555.44

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Solution

The fourth proportional to 89,483.84, 134,104.80 and 39,555.44 is: 59,279.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,483.84 : 134,104.80 = 39,555.44 : x
  2. Step 2: Convert to fraction form
    89,483.84/134,104.80 = 39,555.44/x
  3. Step 3: Cross multiply
    89,483.84x = 134,104.80 × 39,555.44
  4. Step 4: Simplify right side
    89,483.84x = 5,304,574,370.11
  5. Step 5: Solve for x
    x = 5,304,574,370.11/89,483.84
  6. Step 6: Final answer
    x = 59,279.69

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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.