Home / 212,719.77-293,551.29-117,225.63

Finding the Fourth Proportional to 212,719.77, 293,551.29 and 117,225.63

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Solution

The fourth proportional to 212,719.77, 293,551.29 and 117,225.63 is: 161,770.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,719.77 : 293,551.29 = 117,225.63 : x
  2. Step 2: Convert to fraction form
    212,719.77/293,551.29 = 117,225.63/x
  3. Step 3: Cross multiply
    212,719.77x = 293,551.29 × 117,225.63
  4. Step 4: Simplify right side
    212,719.77x = 34,411,734,907.56
  5. Step 5: Solve for x
    x = 34,411,734,907.56/212,719.77
  6. Step 6: Final answer
    x = 161,770.27

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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.