Home / 112,848.30-169,315.65-111,077.10

Finding the Fourth Proportional to 112,848.30, 169,315.65 and 111,077.10

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Solution

The fourth proportional to 112,848.30, 169,315.65 and 111,077.10 is: 166,658.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,848.30 : 169,315.65 = 111,077.10 : x
  2. Step 2: Convert to fraction form
    112,848.30/169,315.65 = 111,077.10/x
  3. Step 3: Cross multiply
    112,848.30x = 169,315.65 × 111,077.10
  4. Step 4: Simplify right side
    112,848.30x = 18,807,091,386.62
  5. Step 5: Solve for x
    x = 18,807,091,386.62/112,848.30
  6. Step 6: Final answer
    x = 166,658.17

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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.