Home / 94,150.63-129,928.78-51,710.07

Finding the Fourth Proportional to 94,150.63, 129,928.78 and 51,710.07

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Solution

The fourth proportional to 94,150.63, 129,928.78 and 51,710.07 is: 71,360.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,150.63 : 129,928.78 = 51,710.07 : x
  2. Step 2: Convert to fraction form
    94,150.63/129,928.78 = 51,710.07/x
  3. Step 3: Cross multiply
    94,150.63x = 129,928.78 × 51,710.07
  4. Step 4: Simplify right side
    94,150.63x = 6,718,626,050.26
  5. Step 5: Solve for x
    x = 6,718,626,050.26/94,150.63
  6. Step 6: Final answer
    x = 71,360.40

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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.