Home / 76,398.82-105,437.04-44,577.97

Finding the Fourth Proportional to 76,398.82, 105,437.04 and 44,577.97

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Solution

The fourth proportional to 76,398.82, 105,437.04 and 44,577.97 is: 61,521.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,398.82 : 105,437.04 = 44,577.97 : x
  2. Step 2: Convert to fraction form
    76,398.82/105,437.04 = 44,577.97/x
  3. Step 3: Cross multiply
    76,398.82x = 105,437.04 × 44,577.97
  4. Step 4: Simplify right side
    76,398.82x = 4,700,168,455.93
  5. Step 5: Solve for x
    x = 4,700,168,455.93/76,398.82
  6. Step 6: Final answer
    x = 61,521.48

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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.