Home / 109,631.28-164,497.14-59,636.46

Finding the Fourth Proportional to 109,631.28, 164,497.14 and 59,636.46

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Solution

The fourth proportional to 109,631.28, 164,497.14 and 59,636.46 is: 89,482.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,631.28 : 164,497.14 = 59,636.46 : x
  2. Step 2: Convert to fraction form
    109,631.28/164,497.14 = 59,636.46/x
  3. Step 3: Cross multiply
    109,631.28x = 164,497.14 × 59,636.46
  4. Step 4: Simplify right side
    109,631.28x = 9,810,027,109.72
  5. Step 5: Solve for x
    x = 9,810,027,109.72/109,631.28
  6. Step 6: Final answer
    x = 89,482.01

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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.