Home / 109,685.15-164,541.56-37,652.09

Finding the Fourth Proportional to 109,685.15, 164,541.56 and 37,652.09

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Solution

The fourth proportional to 109,685.15, 164,541.56 and 37,652.09 is: 56,482.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,685.15 : 164,541.56 = 37,652.09 : x
  2. Step 2: Convert to fraction form
    109,685.15/164,541.56 = 37,652.09/x
  3. Step 3: Cross multiply
    109,685.15x = 164,541.56 × 37,652.09
  4. Step 4: Simplify right side
    109,685.15x = 6,195,333,848.95
  5. Step 5: Solve for x
    x = 6,195,333,848.95/109,685.15
  6. Step 6: Final answer
    x = 56,482.89

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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.