Home / 42,150.65-62,918.48-36,830.19

Finding the Fourth Proportional to 42,150.65, 62,918.48 and 36,830.19

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Solution

The fourth proportional to 42,150.65, 62,918.48 and 36,830.19 is: 54,976.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,150.65 : 62,918.48 = 36,830.19 : x
  2. Step 2: Convert to fraction form
    42,150.65/62,918.48 = 36,830.19/x
  3. Step 3: Cross multiply
    42,150.65x = 62,918.48 × 36,830.19
  4. Step 4: Simplify right side
    42,150.65x = 2,317,299,572.91
  5. Step 5: Solve for x
    x = 2,317,299,572.91/42,150.65
  6. Step 6: Final answer
    x = 54,976.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.