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Finding the Fourth Proportional to 61,975.79, 85,523.82 and 35,116.73

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Solution

The fourth proportional to 61,975.79, 85,523.82 and 35,116.73 is: 48,459.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,975.79 : 85,523.82 = 35,116.73 : x
  2. Step 2: Convert to fraction form
    61,975.79/85,523.82 = 35,116.73/x
  3. Step 3: Cross multiply
    61,975.79x = 85,523.82 × 35,116.73
  4. Step 4: Simplify right side
    61,975.79x = 3,003,316,895.51
  5. Step 5: Solve for x
    x = 3,003,316,895.51/61,975.79
  6. Step 6: Final answer
    x = 48,459.52

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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.