Home / 102,948.60-154,390.06-32,811.52

Finding the Fourth Proportional to 102,948.60, 154,390.06 and 32,811.52

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Solution

The fourth proportional to 102,948.60, 154,390.06 and 32,811.52 is: 49,206.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,948.60 : 154,390.06 = 32,811.52 : x
  2. Step 2: Convert to fraction form
    102,948.60/154,390.06 = 32,811.52/x
  3. Step 3: Cross multiply
    102,948.60x = 154,390.06 × 32,811.52
  4. Step 4: Simplify right side
    102,948.60x = 5,065,772,541.49
  5. Step 5: Solve for x
    x = 5,065,772,541.49/102,948.60
  6. Step 6: Final answer
    x = 49,206.81

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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.