Home / 152,362.20-210,190.02-98,664.52

Finding the Fourth Proportional to 152,362.20, 210,190.02 and 98,664.52

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Solution

The fourth proportional to 152,362.20, 210,190.02 and 98,664.52 is: 136,111.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,362.20 : 210,190.02 = 98,664.52 : x
  2. Step 2: Convert to fraction form
    152,362.20/210,190.02 = 98,664.52/x
  3. Step 3: Cross multiply
    152,362.20x = 210,190.02 × 98,664.52
  4. Step 4: Simplify right side
    152,362.20x = 20,738,297,432.09
  5. Step 5: Solve for x
    x = 20,738,297,432.09/152,362.20
  6. Step 6: Final answer
    x = 136,111.83

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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.