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Finding the Fourth Proportional to 65,595.04, 90,522.20 and 35,787.04

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Solution

The fourth proportional to 65,595.04, 90,522.20 and 35,787.04 is: 49,386.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,595.04 : 90,522.20 = 35,787.04 : x
  2. Step 2: Convert to fraction form
    65,595.04/90,522.20 = 35,787.04/x
  3. Step 3: Cross multiply
    65,595.04x = 90,522.20 × 35,787.04
  4. Step 4: Simplify right side
    65,595.04x = 3,239,521,592.29
  5. Step 5: Solve for x
    x = 3,239,521,592.29/65,595.04
  6. Step 6: Final answer
    x = 49,386.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.