Home / 61,070.90-91,402.23-34,768.58

Finding the Fourth Proportional to 61,070.90, 91,402.23 and 34,768.58

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Solution

The fourth proportional to 61,070.90, 91,402.23 and 34,768.58 is: 52,036.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,070.90 : 91,402.23 = 34,768.58 : x
  2. Step 2: Convert to fraction form
    61,070.90/91,402.23 = 34,768.58/x
  3. Step 3: Cross multiply
    61,070.90x = 91,402.23 × 34,768.58
  4. Step 4: Simplify right side
    61,070.90x = 3,177,925,745.93
  5. Step 5: Solve for x
    x = 3,177,925,745.93/61,070.90
  6. Step 6: Final answer
    x = 52,036.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.