Home / 112,990.74-169,484.89-27,602.36

Finding the Fourth Proportional to 112,990.74, 169,484.89 and 27,602.36

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Solution

The fourth proportional to 112,990.74, 169,484.89 and 27,602.36 is: 41,403.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,990.74 : 169,484.89 = 27,602.36 : x
  2. Step 2: Convert to fraction form
    112,990.74/169,484.89 = 27,602.36/x
  3. Step 3: Cross multiply
    112,990.74x = 169,484.89 × 27,602.36
  4. Step 4: Simplify right side
    112,990.74x = 4,678,182,948.34
  5. Step 5: Solve for x
    x = 4,678,182,948.34/112,990.74
  6. Step 6: Final answer
    x = 41,403.24

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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.