Home / 282,994.54-390,561.08-162,151.86

Finding the Fourth Proportional to 282,994.54, 390,561.08 and 162,151.86

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Solution

The fourth proportional to 282,994.54, 390,561.08 and 162,151.86 is: 223,785.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,994.54 : 390,561.08 = 162,151.86 : x
  2. Step 2: Convert to fraction form
    282,994.54/390,561.08 = 162,151.86/x
  3. Step 3: Cross multiply
    282,994.54x = 390,561.08 × 162,151.86
  4. Step 4: Simplify right side
    282,994.54x = 63,330,205,565.61
  5. Step 5: Solve for x
    x = 63,330,205,565.61/282,994.54
  6. Step 6: Final answer
    x = 223,785.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.