Home / 212,875.39-293,658.10-132,272.29

Finding the Fourth Proportional to 212,875.39, 293,658.10 and 132,272.29

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Solution

The fourth proportional to 212,875.39, 293,658.10 and 132,272.29 is: 182,467.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,875.39 : 293,658.10 = 132,272.29 : x
  2. Step 2: Convert to fraction form
    212,875.39/293,658.10 = 132,272.29/x
  3. Step 3: Cross multiply
    212,875.39x = 293,658.10 × 132,272.29
  4. Step 4: Simplify right side
    212,875.39x = 38,842,829,364.05
  5. Step 5: Solve for x
    x = 38,842,829,364.05/212,875.39
  6. Step 6: Final answer
    x = 182,467.45

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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.