Home / 56,484.47-84,560.29-49,478.18

Finding the Fourth Proportional to 56,484.47, 84,560.29 and 49,478.18

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Solution

The fourth proportional to 56,484.47, 84,560.29 and 49,478.18 is: 74,071.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,484.47 : 84,560.29 = 49,478.18 : x
  2. Step 2: Convert to fraction form
    56,484.47/84,560.29 = 49,478.18/x
  3. Step 3: Cross multiply
    56,484.47x = 84,560.29 × 49,478.18
  4. Step 4: Simplify right side
    56,484.47x = 4,183,888,702.98
  5. Step 5: Solve for x
    x = 4,183,888,702.98/56,484.47
  6. Step 6: Final answer
    x = 74,071.48

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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.