Home / 347,281.96-521,001.50-110,638.12

Finding the Fourth Proportional to 347,281.96, 521,001.50 and 110,638.12

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Solution

The fourth proportional to 347,281.96, 521,001.50 and 110,638.12 is: 165,982.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,281.96 : 521,001.50 = 110,638.12 : x
  2. Step 2: Convert to fraction form
    347,281.96/521,001.50 = 110,638.12/x
  3. Step 3: Cross multiply
    347,281.96x = 521,001.50 × 110,638.12
  4. Step 4: Simplify right side
    347,281.96x = 57,642,626,477.18
  5. Step 5: Solve for x
    x = 57,642,626,477.18/347,281.96
  6. Step 6: Final answer
    x = 165,982.21

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1.5x scale

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.