Home / 61,790.95-85,274.35-34,934.59

Finding the Fourth Proportional to 61,790.95, 85,274.35 and 34,934.59

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Solution

The fourth proportional to 61,790.95, 85,274.35 and 34,934.59 is: 48,211.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,790.95 : 85,274.35 = 34,934.59 : x
  2. Step 2: Convert to fraction form
    61,790.95/85,274.35 = 34,934.59/x
  3. Step 3: Cross multiply
    61,790.95x = 85,274.35 × 34,934.59
  4. Step 4: Simplify right side
    61,790.95x = 2,979,024,454.77
  5. Step 5: Solve for x
    x = 2,979,024,454.77/61,790.95
  6. Step 6: Final answer
    x = 48,211.34

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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.