Home / 53,907.66-74,330.91-45,396.72

Finding the Fourth Proportional to 53,907.66, 74,330.91 and 45,396.72

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Solution

The fourth proportional to 53,907.66, 74,330.91 and 45,396.72 is: 62,595.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,907.66 : 74,330.91 = 45,396.72 : x
  2. Step 2: Convert to fraction form
    53,907.66/74,330.91 = 45,396.72/x
  3. Step 3: Cross multiply
    53,907.66x = 74,330.91 × 45,396.72
  4. Step 4: Simplify right side
    53,907.66x = 3,374,379,508.62
  5. Step 5: Solve for x
    x = 3,374,379,508.62/53,907.66
  6. Step 6: Final answer
    x = 62,595.55

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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.