Home / 51,863.08-71,420.47-45,054.01

Finding the Fourth Proportional to 51,863.08, 71,420.47 and 45,054.01

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Solution

The fourth proportional to 51,863.08, 71,420.47 and 45,054.01 is: 62,043.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,863.08 : 71,420.47 = 45,054.01 : x
  2. Step 2: Convert to fraction form
    51,863.08/71,420.47 = 45,054.01/x
  3. Step 3: Cross multiply
    51,863.08x = 71,420.47 × 45,054.01
  4. Step 4: Simplify right side
    51,863.08x = 3,217,778,569.58
  5. Step 5: Solve for x
    x = 3,217,778,569.58/51,863.08
  6. Step 6: Final answer
    x = 62,043.72

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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.