Home / 94,362.90-130,220.59-51,921.43

Finding the Fourth Proportional to 94,362.90, 130,220.59 and 51,921.43

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Solution

The fourth proportional to 94,362.90, 130,220.59 and 51,921.43 is: 71,651.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,362.90 : 130,220.59 = 51,921.43 : x
  2. Step 2: Convert to fraction form
    94,362.90/130,220.59 = 51,921.43/x
  3. Step 3: Cross multiply
    94,362.90x = 130,220.59 × 51,921.43
  4. Step 4: Simplify right side
    94,362.90x = 6,761,239,110.46
  5. Step 5: Solve for x
    x = 6,761,239,110.46/94,362.90
  6. Step 6: Final answer
    x = 71,651.46

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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.