Home / 94,219.87-130,021.95-51,777.49

Finding the Fourth Proportional to 94,219.87, 130,021.95 and 51,777.49

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Solution

The fourth proportional to 94,219.87, 130,021.95 and 51,777.49 is: 71,452.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,219.87 : 130,021.95 = 51,777.49 : x
  2. Step 2: Convert to fraction form
    94,219.87/130,021.95 = 51,777.49/x
  3. Step 3: Cross multiply
    94,219.87x = 130,021.95 × 51,777.49
  4. Step 4: Simplify right side
    94,219.87x = 6,732,210,215.91
  5. Step 5: Solve for x
    x = 6,732,210,215.91/94,219.87
  6. Step 6: Final answer
    x = 71,452.13

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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.