Home / 61,405.24-84,718.02-34,543.48

Finding the Fourth Proportional to 61,405.24, 84,718.02 and 34,543.48

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Solution

The fourth proportional to 61,405.24, 84,718.02 and 34,543.48 is: 47,658.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,405.24 : 84,718.02 = 34,543.48 : x
  2. Step 2: Convert to fraction form
    61,405.24/84,718.02 = 34,543.48/x
  3. Step 3: Cross multiply
    61,405.24x = 84,718.02 × 34,543.48
  4. Step 4: Simplify right side
    61,405.24x = 2,926,455,229.51
  5. Step 5: Solve for x
    x = 2,926,455,229.51/61,405.24
  6. Step 6: Final answer
    x = 47,658.07

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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.