Home / 223,032.69-334,647.45-90,172.44

Finding the Fourth Proportional to 223,032.69, 334,647.45 and 90,172.44

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Solution

The fourth proportional to 223,032.69, 334,647.45 and 90,172.44 is: 135,298.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,032.69 : 334,647.45 = 90,172.44 : x
  2. Step 2: Convert to fraction form
    223,032.69/334,647.45 = 90,172.44/x
  3. Step 3: Cross multiply
    223,032.69x = 334,647.45 × 90,172.44
  4. Step 4: Simplify right side
    223,032.69x = 30,175,977,106.28
  5. Step 5: Solve for x
    x = 30,175,977,106.28/223,032.69
  6. Step 6: Final answer
    x = 135,298.45

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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.