Home / 53,117.13-73,314.11-30,455.73

Finding the Fourth Proportional to 53,117.13, 73,314.11 and 30,455.73

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Solution

The fourth proportional to 53,117.13, 73,314.11 and 30,455.73 is: 42,036.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,117.13 : 73,314.11 = 30,455.73 : x
  2. Step 2: Convert to fraction form
    53,117.13/73,314.11 = 30,455.73/x
  3. Step 3: Cross multiply
    53,117.13x = 73,314.11 × 30,455.73
  4. Step 4: Simplify right side
    53,117.13x = 2,232,834,815.49
  5. Step 5: Solve for x
    x = 2,232,834,815.49/53,117.13
  6. Step 6: Final answer
    x = 42,036.06

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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.