Home / 61,981.12-85,527.18-35,123.16

Finding the Fourth Proportional to 61,981.12, 85,527.18 and 35,123.16

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Solution

The fourth proportional to 61,981.12, 85,527.18 and 35,123.16 is: 48,466.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,981.12 : 85,527.18 = 35,123.16 : x
  2. Step 2: Convert to fraction form
    61,981.12/85,527.18 = 35,123.16/x
  3. Step 3: Cross multiply
    61,981.12x = 85,527.18 × 35,123.16
  4. Step 4: Simplify right side
    61,981.12x = 3,003,984,827.49
  5. Step 5: Solve for x
    x = 3,003,984,827.49/61,981.12
  6. Step 6: Final answer
    x = 48,466.13

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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.