Home / 52,411.10-78,616.65-34,915.10

Finding the Fourth Proportional to 52,411.10, 78,616.65 and 34,915.10

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Solution

The fourth proportional to 52,411.10, 78,616.65 and 34,915.10 is: 52,372.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,411.10 : 78,616.65 = 34,915.10 : x
  2. Step 2: Convert to fraction form
    52,411.10/78,616.65 = 34,915.10/x
  3. Step 3: Cross multiply
    52,411.10x = 78,616.65 × 34,915.10
  4. Step 4: Simplify right side
    52,411.10x = 2,744,908,196.42
  5. Step 5: Solve for x
    x = 2,744,908,196.42/52,411.10
  6. Step 6: Final answer
    x = 52,372.65

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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.