Home / 55,230.93-76,263.66-45,023.58

Finding the Fourth Proportional to 55,230.93, 76,263.66 and 45,023.58

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Solution

The fourth proportional to 55,230.93, 76,263.66 and 45,023.58 is: 62,169.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,230.93 : 76,263.66 = 45,023.58 : x
  2. Step 2: Convert to fraction form
    55,230.93/76,263.66 = 45,023.58/x
  3. Step 3: Cross multiply
    55,230.93x = 76,263.66 × 45,023.58
  4. Step 4: Simplify right side
    55,230.93x = 3,433,662,997.10
  5. Step 5: Solve for x
    x = 3,433,662,997.10/55,230.93
  6. Step 6: Final answer
    x = 62,169.20

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1.5x scale

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.