Home / 216,386.02-324,095.03-125,089.56

Finding the Fourth Proportional to 216,386.02, 324,095.03 and 125,089.56

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Solution

The fourth proportional to 216,386.02, 324,095.03 and 125,089.56 is: 187,354.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,386.02 : 324,095.03 = 125,089.56 : x
  2. Step 2: Convert to fraction form
    216,386.02/324,095.03 = 125,089.56/x
  3. Step 3: Cross multiply
    216,386.02x = 324,095.03 × 125,089.56
  4. Step 4: Simplify right side
    216,386.02x = 40,540,904,700.89
  5. Step 5: Solve for x
    x = 40,540,904,700.89/216,386.02
  6. Step 6: Final answer
    x = 187,354.55

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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.