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Finding the Fourth Proportional to 159,848.48, 220,590.48 and 88,228.01

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Solution

The fourth proportional to 159,848.48, 220,590.48 and 88,228.01 is: 121,754.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,848.48 : 220,590.48 = 88,228.01 : x
  2. Step 2: Convert to fraction form
    159,848.48/220,590.48 = 88,228.01/x
  3. Step 3: Cross multiply
    159,848.48x = 220,590.48 × 88,228.01
  4. Step 4: Simplify right side
    159,848.48x = 19,462,259,075.34
  5. Step 5: Solve for x
    x = 19,462,259,075.34/159,848.48
  6. Step 6: Final answer
    x = 121,754.42

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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.