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Finding the Fourth Proportional to 61,225.38, 91,750.38 and 34,875.72

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Solution

The fourth proportional to 61,225.38, 91,750.38 and 34,875.72 is: 52,263.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,225.38 : 91,750.38 = 34,875.72 : x
  2. Step 2: Convert to fraction form
    61,225.38/91,750.38 = 34,875.72/x
  3. Step 3: Cross multiply
    61,225.38x = 91,750.38 × 34,875.72
  4. Step 4: Simplify right side
    61,225.38x = 3,199,860,562.77
  5. Step 5: Solve for x
    x = 3,199,860,562.77/61,225.38
  6. Step 6: Final answer
    x = 52,263.63

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1.5x scale

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.