Home / 53,410.74-73,784.97-42,154.98

Finding the Fourth Proportional to 53,410.74, 73,784.97 and 42,154.98

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Solution

The fourth proportional to 53,410.74, 73,784.97 and 42,154.98 is: 58,235.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,410.74 : 73,784.97 = 42,154.98 : x
  2. Step 2: Convert to fraction form
    53,410.74/73,784.97 = 42,154.98/x
  3. Step 3: Cross multiply
    53,410.74x = 73,784.97 × 42,154.98
  4. Step 4: Simplify right side
    53,410.74x = 3,110,403,934.65
  5. Step 5: Solve for x
    x = 3,110,403,934.65/53,410.74
  6. Step 6: Final answer
    x = 58,235.55

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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.