Home / 61,174.23-84,403.06-35,681.70

Finding the Fourth Proportional to 61,174.23, 84,403.06 and 35,681.70

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Solution

The fourth proportional to 61,174.23, 84,403.06 and 35,681.70 is: 49,230.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,174.23 : 84,403.06 = 35,681.70 : x
  2. Step 2: Convert to fraction form
    61,174.23/84,403.06 = 35,681.70/x
  3. Step 3: Cross multiply
    61,174.23x = 84,403.06 × 35,681.70
  4. Step 4: Simplify right side
    61,174.23x = 3,011,644,666.00
  5. Step 5: Solve for x
    x = 3,011,644,666.00/61,174.23
  6. Step 6: Final answer
    x = 49,230.61

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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.