Home / 94,028.40-129,758.43-51,007.77

Finding the Fourth Proportional to 94,028.40, 129,758.43 and 51,007.77

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Solution

The fourth proportional to 94,028.40, 129,758.43 and 51,007.77 is: 70,390.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,028.40 : 129,758.43 = 51,007.77 : x
  2. Step 2: Convert to fraction form
    94,028.40/129,758.43 = 51,007.77/x
  3. Step 3: Cross multiply
    94,028.40x = 129,758.43 × 51,007.77
  4. Step 4: Simplify right side
    94,028.40x = 6,618,688,153.00
  5. Step 5: Solve for x
    x = 6,618,688,153.00/94,028.40
  6. Step 6: Final answer
    x = 70,390.31

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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.