Home / 101,795.10-140,477.59-56,473.98

Finding the Fourth Proportional to 101,795.10, 140,477.59 and 56,473.98

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Solution

The fourth proportional to 101,795.10, 140,477.59 and 56,473.98 is: 77,934.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,795.10 : 140,477.59 = 56,473.98 : x
  2. Step 2: Convert to fraction form
    101,795.10/140,477.59 = 56,473.98/x
  3. Step 3: Cross multiply
    101,795.10x = 140,477.59 × 56,473.98
  4. Step 4: Simplify right side
    101,795.10x = 7,933,328,608.11
  5. Step 5: Solve for x
    x = 7,933,328,608.11/101,795.10
  6. Step 6: Final answer
    x = 77,934.29

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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.