Home / 61,317.42-91,946.97-42,582.30

Finding the Fourth Proportional to 61,317.42, 91,946.97 and 42,582.30

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Solution

The fourth proportional to 61,317.42, 91,946.97 and 42,582.30 is: 63,853.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,317.42 : 91,946.97 = 42,582.30 : x
  2. Step 2: Convert to fraction form
    61,317.42/91,946.97 = 42,582.30/x
  3. Step 3: Cross multiply
    61,317.42x = 91,946.97 × 42,582.30
  4. Step 4: Simplify right side
    61,317.42x = 3,915,313,460.63
  5. Step 5: Solve for x
    x = 3,915,313,460.63/61,317.42
  6. Step 6: Final answer
    x = 63,853.20

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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.