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Finding the Fourth Proportional to 162,055.68, 243,083.51 and 43,726.83

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Solution

The fourth proportional to 162,055.68, 243,083.51 and 43,726.83 is: 65,590.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,055.68 : 243,083.51 = 43,726.83 : x
  2. Step 2: Convert to fraction form
    162,055.68/243,083.51 = 43,726.83/x
  3. Step 3: Cross multiply
    162,055.68x = 243,083.51 × 43,726.83
  4. Step 4: Simplify right side
    162,055.68x = 10,629,271,317.57
  5. Step 5: Solve for x
    x = 10,629,271,317.57/162,055.68
  6. Step 6: Final answer
    x = 65,590.24

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1.5x scale

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.