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Finding the Fourth Proportional to 220,266.63, 330,442.47 and 93,904.74

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Solution

The fourth proportional to 220,266.63, 330,442.47 and 93,904.74 is: 140,875.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,266.63 : 330,442.47 = 93,904.74 : x
  2. Step 2: Convert to fraction form
    220,266.63/330,442.47 = 93,904.74/x
  3. Step 3: Cross multiply
    220,266.63x = 330,442.47 × 93,904.74
  4. Step 4: Simplify right side
    220,266.63x = 31,030,114,230.31
  5. Step 5: Solve for x
    x = 31,030,114,230.31/220,266.63
  6. Step 6: Final answer
    x = 140,875.24

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1.5x scale

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.