Home / 109,292.08-163,905.72-46,948

Finding the Fourth Proportional to 109,292.08, 163,905.72 and 46,948

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Solution

The fourth proportional to 109,292.08, 163,905.72 and 46,948 is: 70,408.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,292.08 : 163,905.72 = 46,948 : x
  2. Step 2: Convert to fraction form
    109,292.08/163,905.72 = 46,948/x
  3. Step 3: Cross multiply
    109,292.08x = 163,905.72 × 46,948
  4. Step 4: Simplify right side
    109,292.08x = 7,695,045,742.56
  5. Step 5: Solve for x
    x = 7,695,045,742.56/109,292.08
  6. Step 6: Final answer
    x = 70,408.08

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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.