Home / 57,211.18-78,968.73-37,069.18

Finding the Fourth Proportional to 57,211.18, 78,968.73 and 37,069.18

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Solution

The fourth proportional to 57,211.18, 78,968.73 and 37,069.18 is: 51,166.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,211.18 : 78,968.73 = 37,069.18 : x
  2. Step 2: Convert to fraction form
    57,211.18/78,968.73 = 37,069.18/x
  3. Step 3: Cross multiply
    57,211.18x = 78,968.73 × 37,069.18
  4. Step 4: Simplify right side
    57,211.18x = 2,927,306,066.74
  5. Step 5: Solve for x
    x = 2,927,306,066.74/57,211.18
  6. Step 6: Final answer
    x = 51,166.68

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1.5x scale

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.