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Finding the Fourth Proportional to 63,670.80, 95,506.20 and 57,547.20

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Solution

The fourth proportional to 63,670.80, 95,506.20 and 57,547.20 is: 86,320.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,670.80 : 95,506.20 = 57,547.20 : x
  2. Step 2: Convert to fraction form
    63,670.80/95,506.20 = 57,547.20/x
  3. Step 3: Cross multiply
    63,670.80x = 95,506.20 × 57,547.20
  4. Step 4: Simplify right side
    63,670.80x = 5,496,114,392.64
  5. Step 5: Solve for x
    x = 5,496,114,392.64/63,670.80
  6. Step 6: Final answer
    x = 86,320.80

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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.