Home / 212,792.10-293,560.02-140,101.22

Finding the Fourth Proportional to 212,792.10, 293,560.02 and 140,101.22

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Solution

The fourth proportional to 212,792.10, 293,560.02 and 140,101.22 is: 193,278.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,792.10 : 293,560.02 = 140,101.22 : x
  2. Step 2: Convert to fraction form
    212,792.10/293,560.02 = 140,101.22/x
  3. Step 3: Cross multiply
    212,792.10x = 293,560.02 × 140,101.22
  4. Step 4: Simplify right side
    212,792.10x = 41,128,115,477.42
  5. Step 5: Solve for x
    x = 41,128,115,477.42/212,792.10
  6. Step 6: Final answer
    x = 193,278.39

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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.