Home / 212,671.04-293,486.16-117,176.96

Finding the Fourth Proportional to 212,671.04, 293,486.16 and 117,176.96

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Solution

The fourth proportional to 212,671.04, 293,486.16 and 117,176.96 is: 161,704.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,671.04 : 293,486.16 = 117,176.96 : x
  2. Step 2: Convert to fraction form
    212,671.04/293,486.16 = 117,176.96/x
  3. Step 3: Cross multiply
    212,671.04x = 293,486.16 × 117,176.96
  4. Step 4: Simplify right side
    212,671.04x = 34,389,816,030.87
  5. Step 5: Solve for x
    x = 34,389,816,030.87/212,671.04
  6. Step 6: Final answer
    x = 161,704.27

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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.