Home / 212,539.75-293,300.40-117,047.23

Finding the Fourth Proportional to 212,539.75, 293,300.40 and 117,047.23

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Solution

The fourth proportional to 212,539.75, 293,300.40 and 117,047.23 is: 161,522.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,539.75 : 293,300.40 = 117,047.23 : x
  2. Step 2: Convert to fraction form
    212,539.75/293,300.40 = 117,047.23/x
  3. Step 3: Cross multiply
    212,539.75x = 293,300.40 × 117,047.23
  4. Step 4: Simplify right side
    212,539.75x = 34,329,999,377.89
  5. Step 5: Solve for x
    x = 34,329,999,377.89/212,539.75
  6. Step 6: Final answer
    x = 161,522.72

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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.