Home / 212,641.08-293,444.01-117,146.94

Finding the Fourth Proportional to 212,641.08, 293,444.01 and 117,146.94

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Solution

The fourth proportional to 212,641.08, 293,444.01 and 117,146.94 is: 161,662.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,641.08 : 293,444.01 = 117,146.94 : x
  2. Step 2: Convert to fraction form
    212,641.08/293,444.01 = 117,146.94/x
  3. Step 3: Cross multiply
    212,641.08x = 293,444.01 × 117,146.94
  4. Step 4: Simplify right side
    212,641.08x = 34,376,067,832.83
  5. Step 5: Solve for x
    x = 34,376,067,832.83/212,641.08
  6. Step 6: Final answer
    x = 161,662.40

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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.