Home / 134,617.48-185,772.86-77,252.24

Finding the Fourth Proportional to 134,617.48, 185,772.86 and 77,252.24

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Solution

The fourth proportional to 134,617.48, 185,772.86 and 77,252.24 is: 106,608.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,617.48 : 185,772.86 = 77,252.24 : x
  2. Step 2: Convert to fraction form
    134,617.48/185,772.86 = 77,252.24/x
  3. Step 3: Cross multiply
    134,617.48x = 185,772.86 × 77,252.24
  4. Step 4: Simplify right side
    134,617.48x = 14,351,369,566.21
  5. Step 5: Solve for x
    x = 14,351,369,566.21/134,617.48
  6. Step 6: Final answer
    x = 106,608.51

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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.