Home / 103,298.64-154,886.02-35,808.36

Finding the Fourth Proportional to 103,298.64, 154,886.02 and 35,808.36

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Solution

The fourth proportional to 103,298.64, 154,886.02 and 35,808.36 is: 53,691.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,298.64 : 154,886.02 = 35,808.36 : x
  2. Step 2: Convert to fraction form
    103,298.64/154,886.02 = 35,808.36/x
  3. Step 3: Cross multiply
    103,298.64x = 154,886.02 × 35,808.36
  4. Step 4: Simplify right side
    103,298.64x = 5,546,214,363.13
  5. Step 5: Solve for x
    x = 5,546,214,363.13/103,298.64
  6. Step 6: Final answer
    x = 53,691.07

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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.