Home / 231,899.55-347,808.31-105,510.08

Finding the Fourth Proportional to 231,899.55, 347,808.31 and 105,510.08

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Solution

The fourth proportional to 231,899.55, 347,808.31 and 105,510.08 is: 158,246.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,899.55 : 347,808.31 = 105,510.08 : x
  2. Step 2: Convert to fraction form
    231,899.55/347,808.31 = 105,510.08/x
  3. Step 3: Cross multiply
    231,899.55x = 347,808.31 × 105,510.08
  4. Step 4: Simplify right side
    231,899.55x = 36,697,282,612.76
  5. Step 5: Solve for x
    x = 36,697,282,612.76/231,899.55
  6. Step 6: Final answer
    x = 158,246.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.