Home / 170,402.18-235,172.50-102,441.15

Finding the Fourth Proportional to 170,402.18, 235,172.50 and 102,441.15

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Solution

The fourth proportional to 170,402.18, 235,172.50 and 102,441.15 is: 141,379.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,402.18 : 235,172.50 = 102,441.15 : x
  2. Step 2: Convert to fraction form
    170,402.18/235,172.50 = 102,441.15/x
  3. Step 3: Cross multiply
    170,402.18x = 235,172.50 × 102,441.15
  4. Step 4: Simplify right side
    170,402.18x = 24,091,341,092.27
  5. Step 5: Solve for x
    x = 24,091,341,092.27/170,402.18
  6. Step 6: Final answer
    x = 141,379.31

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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.