Home / 54,319.86-74,859.93-42,364.26

Finding the Fourth Proportional to 54,319.86, 74,859.93 and 42,364.26

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Solution

The fourth proportional to 54,319.86, 74,859.93 and 42,364.26 is: 58,383.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,319.86 : 74,859.93 = 42,364.26 : x
  2. Step 2: Convert to fraction form
    54,319.86/74,859.93 = 42,364.26/x
  3. Step 3: Cross multiply
    54,319.86x = 74,859.93 × 42,364.26
  4. Step 4: Simplify right side
    54,319.86x = 3,171,385,538.10
  5. Step 5: Solve for x
    x = 3,171,385,538.10/54,319.86
  6. Step 6: Final answer
    x = 58,383.54

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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.