Home / 61,678.08-92,520.54-19,555.18

Finding the Fourth Proportional to 61,678.08, 92,520.54 and 19,555.18

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Solution

The fourth proportional to 61,678.08, 92,520.54 and 19,555.18 is: 29,333.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,678.08 : 92,520.54 = 19,555.18 : x
  2. Step 2: Convert to fraction form
    61,678.08/92,520.54 = 19,555.18/x
  3. Step 3: Cross multiply
    61,678.08x = 92,520.54 × 19,555.18
  4. Step 4: Simplify right side
    61,678.08x = 1,809,255,582.10
  5. Step 5: Solve for x
    x = 1,809,255,582.10/61,678.08
  6. Step 6: Final answer
    x = 29,333.85

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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.