Home / 80,837.70-111,557.22-46,848.72

Finding the Fourth Proportional to 80,837.70, 111,557.22 and 46,848.72

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Solution

The fourth proportional to 80,837.70, 111,557.22 and 46,848.72 is: 64,651.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,837.70 : 111,557.22 = 46,848.72 : x
  2. Step 2: Convert to fraction form
    80,837.70/111,557.22 = 46,848.72/x
  3. Step 3: Cross multiply
    80,837.70x = 111,557.22 × 46,848.72
  4. Step 4: Simplify right side
    80,837.70x = 5,226,312,963.76
  5. Step 5: Solve for x
    x = 5,226,312,963.76/80,837.70
  6. Step 6: Final answer
    x = 64,651.93

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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.