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Finding the Fourth Proportional to 223,041.16, 334,307.22 and 89,836.12

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Solution

The fourth proportional to 223,041.16, 334,307.22 and 89,836.12 is: 134,651.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,041.16 : 334,307.22 = 89,836.12 : x
  2. Step 2: Convert to fraction form
    223,041.16/334,307.22 = 89,836.12/x
  3. Step 3: Cross multiply
    223,041.16x = 334,307.22 × 89,836.12
  4. Step 4: Simplify right side
    223,041.16x = 30,032,863,532.79
  5. Step 5: Solve for x
    x = 30,032,863,532.79/223,041.16
  6. Step 6: Final answer
    x = 134,651.66

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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.