Home / 109,109.36-163,462.44-56,462.96

Finding the Fourth Proportional to 109,109.36, 163,462.44 and 56,462.96

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Solution

The fourth proportional to 109,109.36, 163,462.44 and 56,462.96 is: 84,590.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,109.36 : 163,462.44 = 56,462.96 : x
  2. Step 2: Convert to fraction form
    109,109.36/163,462.44 = 56,462.96/x
  3. Step 3: Cross multiply
    109,109.36x = 163,462.44 × 56,462.96
  4. Step 4: Simplify right side
    109,109.36x = 9,229,573,211.22
  5. Step 5: Solve for x
    x = 9,229,573,211.22/109,109.36
  6. Step 6: Final answer
    x = 84,590.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.