Home / 210,126.69-315,192.18-60,366.60

Finding the Fourth Proportional to 210,126.69, 315,192.18 and 60,366.60

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Solution

The fourth proportional to 210,126.69, 315,192.18 and 60,366.60 is: 90,550.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,126.69 : 315,192.18 = 60,366.60 : x
  2. Step 2: Convert to fraction form
    210,126.69/315,192.18 = 60,366.60/x
  3. Step 3: Cross multiply
    210,126.69x = 315,192.18 × 60,366.60
  4. Step 4: Simplify right side
    210,126.69x = 19,027,080,253.19
  5. Step 5: Solve for x
    x = 19,027,080,253.19/210,126.69
  6. Step 6: Final answer
    x = 90,550.52

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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.