Home / 210,941.16-291,084.18-120,300.96

Finding the Fourth Proportional to 210,941.16, 291,084.18 and 120,300.96

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Solution

The fourth proportional to 210,941.16, 291,084.18 and 120,300.96 is: 166,006.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,941.16 : 291,084.18 = 120,300.96 : x
  2. Step 2: Convert to fraction form
    210,941.16/291,084.18 = 120,300.96/x
  3. Step 3: Cross multiply
    210,941.16x = 291,084.18 × 120,300.96
  4. Step 4: Simplify right side
    210,941.16x = 35,017,706,294.81
  5. Step 5: Solve for x
    x = 35,017,706,294.81/210,941.16
  6. Step 6: Final answer
    x = 166,006.99

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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.