Home / 63,156.10-87,154.74-34,861.18

Finding the Fourth Proportional to 63,156.10, 87,154.74 and 34,861.18

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Solution

The fourth proportional to 63,156.10, 87,154.74 and 34,861.18 is: 48,108.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,156.10 : 87,154.74 = 34,861.18 : x
  2. Step 2: Convert to fraction form
    63,156.10/87,154.74 = 34,861.18/x
  3. Step 3: Cross multiply
    63,156.10x = 87,154.74 × 34,861.18
  4. Step 4: Simplify right side
    63,156.10x = 3,038,317,078.99
  5. Step 5: Solve for x
    x = 3,038,317,078.99/63,156.10
  6. Step 6: Final answer
    x = 48,108.05

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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.