Home / 212,641.93-293,488.35-122,059.12

Finding the Fourth Proportional to 212,641.93, 293,488.35 and 122,059.12

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Solution

The fourth proportional to 212,641.93, 293,488.35 and 122,059.12 is: 168,465.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,641.93 : 293,488.35 = 122,059.12 : x
  2. Step 2: Convert to fraction form
    212,641.93/293,488.35 = 122,059.12/x
  3. Step 3: Cross multiply
    212,641.93x = 293,488.35 × 122,059.12
  4. Step 4: Simplify right side
    212,641.93x = 35,822,929,731.25
  5. Step 5: Solve for x
    x = 35,822,929,731.25/212,641.93
  6. Step 6: Final answer
    x = 168,465.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.