Home / 97,807.02-146,718.36-31,256.61

Finding the Fourth Proportional to 97,807.02, 146,718.36 and 31,256.61

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Solution

The fourth proportional to 97,807.02, 146,718.36 and 31,256.61 is: 46,887.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,807.02 : 146,718.36 = 31,256.61 : x
  2. Step 2: Convert to fraction form
    97,807.02/146,718.36 = 31,256.61/x
  3. Step 3: Cross multiply
    97,807.02x = 146,718.36 × 31,256.61
  4. Step 4: Simplify right side
    97,807.02x = 4,585,918,558.36
  5. Step 5: Solve for x
    x = 4,585,918,558.36/97,807.02
  6. Step 6: Final answer
    x = 46,887.42

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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.