Home / 61,861.01-85,368.20-35,002.98

Finding the Fourth Proportional to 61,861.01, 85,368.20 and 35,002.98

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Solution

The fourth proportional to 61,861.01, 85,368.20 and 35,002.98 is: 48,304.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,861.01 : 85,368.20 = 35,002.98 : x
  2. Step 2: Convert to fraction form
    61,861.01/85,368.20 = 35,002.98/x
  3. Step 3: Cross multiply
    61,861.01x = 85,368.20 × 35,002.98
  4. Step 4: Simplify right side
    61,861.01x = 2,988,141,484.74
  5. Step 5: Solve for x
    x = 2,988,141,484.74/61,861.01
  6. Step 6: Final answer
    x = 48,304.12

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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.