Home / 163,818.22-245,727.15-51,508.26

Finding the Fourth Proportional to 163,818.22, 245,727.15 and 51,508.26

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Solution

The fourth proportional to 163,818.22, 245,727.15 and 51,508.26 is: 77,262.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,818.22 : 245,727.15 = 51,508.26 : x
  2. Step 2: Convert to fraction form
    163,818.22/245,727.15 = 51,508.26/x
  3. Step 3: Cross multiply
    163,818.22x = 245,727.15 × 51,508.26
  4. Step 4: Simplify right side
    163,818.22x = 12,656,977,931.26
  5. Step 5: Solve for x
    x = 12,656,977,931.26/163,818.22
  6. Step 6: Final answer
    x = 77,262.33

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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.