Home / 153,973.22-210,939.79-148,216.53

Finding the Fourth Proportional to 153,973.22, 210,939.79 and 148,216.53

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Solution

The fourth proportional to 153,973.22, 210,939.79 and 148,216.53 is: 203,053.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,973.22 : 210,939.79 = 148,216.53 : x
  2. Step 2: Convert to fraction form
    153,973.22/210,939.79 = 148,216.53/x
  3. Step 3: Cross multiply
    153,973.22x = 210,939.79 × 148,216.53
  4. Step 4: Simplify right side
    153,973.22x = 31,264,763,898.00
  5. Step 5: Solve for x
    x = 31,264,763,898.00/153,973.22
  6. Step 6: Final answer
    x = 203,053.26

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.