Home / 212,344.72-293,048.35-121,706.52

Finding the Fourth Proportional to 212,344.72, 293,048.35 and 121,706.52

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Solution

The fourth proportional to 212,344.72, 293,048.35 and 121,706.52 is: 167,962.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,344.72 : 293,048.35 = 121,706.52 : x
  2. Step 2: Convert to fraction form
    212,344.72/293,048.35 = 121,706.52/x
  3. Step 3: Cross multiply
    212,344.72x = 293,048.35 × 121,706.52
  4. Step 4: Simplify right side
    212,344.72x = 35,665,893,467.04
  5. Step 5: Solve for x
    x = 35,665,893,467.04/212,344.72
  6. Step 6: Final answer
    x = 167,962.24

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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.