Home / 109,588.10-164,382.15-101,812.10

Finding the Fourth Proportional to 109,588.10, 164,382.15 and 101,812.10

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Solution

The fourth proportional to 109,588.10, 164,382.15 and 101,812.10 is: 152,718.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,588.10 : 164,382.15 = 101,812.10 : x
  2. Step 2: Convert to fraction form
    109,588.10/164,382.15 = 101,812.10/x
  3. Step 3: Cross multiply
    109,588.10x = 164,382.15 × 101,812.10
  4. Step 4: Simplify right side
    109,588.10x = 16,736,091,894.02
  5. Step 5: Solve for x
    x = 16,736,091,894.02/109,588.10
  6. Step 6: Final answer
    x = 152,718.15

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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.