Home / 109,207.15-163,810.54-34,333.83

Finding the Fourth Proportional to 109,207.15, 163,810.54 and 34,333.83

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Solution

The fourth proportional to 109,207.15, 163,810.54 and 34,333.83 is: 51,500.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,207.15 : 163,810.54 = 34,333.83 : x
  2. Step 2: Convert to fraction form
    109,207.15/163,810.54 = 34,333.83/x
  3. Step 3: Cross multiply
    109,207.15x = 163,810.54 × 34,333.83
  4. Step 4: Simplify right side
    109,207.15x = 5,624,243,275.49
  5. Step 5: Solve for x
    x = 5,624,243,275.49/109,207.15
  6. Step 6: Final answer
    x = 51,500.69

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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.