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Finding the Fourth Proportional to 62,223.64, 85,866.78 and 35,369.08

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Solution

The fourth proportional to 62,223.64, 85,866.78 and 35,369.08 is: 48,808.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,223.64 : 85,866.78 = 35,369.08 : x
  2. Step 2: Convert to fraction form
    62,223.64/85,866.78 = 35,369.08/x
  3. Step 3: Cross multiply
    62,223.64x = 85,866.78 × 35,369.08
  4. Step 4: Simplify right side
    62,223.64x = 3,037,029,011.16
  5. Step 5: Solve for x
    x = 3,037,029,011.16/62,223.64
  6. Step 6: Final answer
    x = 48,808.28

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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.