Home / 112,261.20-168,302.36-64,822.47

Finding the Fourth Proportional to 112,261.20, 168,302.36 and 64,822.47

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Solution

The fourth proportional to 112,261.20, 168,302.36 and 64,822.47 is: 97,182.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,261.20 : 168,302.36 = 64,822.47 : x
  2. Step 2: Convert to fraction form
    112,261.20/168,302.36 = 64,822.47/x
  3. Step 3: Cross multiply
    112,261.20x = 168,302.36 × 64,822.47
  4. Step 4: Simplify right side
    112,261.20x = 10,909,774,357.92
  5. Step 5: Solve for x
    x = 10,909,774,357.92/112,261.20
  6. Step 6: Final answer
    x = 97,182.06

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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.