Home / 112,355.50-168,582.45-53,233.42

Finding the Fourth Proportional to 112,355.50, 168,582.45 and 53,233.42

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Solution

The fourth proportional to 112,355.50, 168,582.45 and 53,233.42 is: 79,873.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,355.50 : 168,582.45 = 53,233.42 : x
  2. Step 2: Convert to fraction form
    112,355.50/168,582.45 = 53,233.42/x
  3. Step 3: Cross multiply
    112,355.50x = 168,582.45 × 53,233.42
  4. Step 4: Simplify right side
    112,355.50x = 8,974,220,365.48
  5. Step 5: Solve for x
    x = 8,974,220,365.48/112,355.50
  6. Step 6: Final answer
    x = 79,873.44

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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.