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Finding the Fourth Proportional to 61,222.59, 84,482.57 and 34,000.20

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Solution

The fourth proportional to 61,222.59, 84,482.57 and 34,000.20 is: 46,917.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,222.59 : 84,482.57 = 34,000.20 : x
  2. Step 2: Convert to fraction form
    61,222.59/84,482.57 = 34,000.20/x
  3. Step 3: Cross multiply
    61,222.59x = 84,482.57 × 34,000.20
  4. Step 4: Simplify right side
    61,222.59x = 2,872,424,361.51
  5. Step 5: Solve for x
    x = 2,872,424,361.51/61,222.59
  6. Step 6: Final answer
    x = 46,917.72

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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.