Home / 282,500.48-423,646.80-113,975.72

Finding the Fourth Proportional to 282,500.48, 423,646.80 and 113,975.72

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Solution

The fourth proportional to 282,500.48, 423,646.80 and 113,975.72 is: 170,921.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,500.48 : 423,646.80 = 113,975.72 : x
  2. Step 2: Convert to fraction form
    282,500.48/423,646.80 = 113,975.72/x
  3. Step 3: Cross multiply
    282,500.48x = 423,646.80 × 113,975.72
  4. Step 4: Simplify right side
    282,500.48x = 48,285,449,055.70
  5. Step 5: Solve for x
    x = 48,285,449,055.70/282,500.48
  6. Step 6: Final answer
    x = 170,921.65

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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.