Home / 352,041.10-528,061.65-162,501.10

Finding the Fourth Proportional to 352,041.10, 528,061.65 and 162,501.10

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Solution

The fourth proportional to 352,041.10, 528,061.65 and 162,501.10 is: 243,751.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,041.10 : 528,061.65 = 162,501.10 : x
  2. Step 2: Convert to fraction form
    352,041.10/528,061.65 = 162,501.10/x
  3. Step 3: Cross multiply
    352,041.10x = 528,061.65 × 162,501.10
  4. Step 4: Simplify right side
    352,041.10x = 85,810,598,992.82
  5. Step 5: Solve for x
    x = 85,810,598,992.82/352,041.10
  6. Step 6: Final answer
    x = 243,751.65

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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.