Home / 112,424.04-168,645.02-29,318.76

Finding the Fourth Proportional to 112,424.04, 168,645.02 and 29,318.76

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Solution

The fourth proportional to 112,424.04, 168,645.02 and 29,318.76 is: 43,980.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,424.04 : 168,645.02 = 29,318.76 : x
  2. Step 2: Convert to fraction form
    112,424.04/168,645.02 = 29,318.76/x
  3. Step 3: Cross multiply
    112,424.04x = 168,645.02 × 29,318.76
  4. Step 4: Simplify right side
    112,424.04x = 4,944,462,866.58
  5. Step 5: Solve for x
    x = 4,944,462,866.58/112,424.04
  6. Step 6: Final answer
    x = 43,980.48

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1.5x scale

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.