Home / 94,172.18-129,957.01-51,151.23

Finding the Fourth Proportional to 94,172.18, 129,957.01 and 51,151.23

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Solution

The fourth proportional to 94,172.18, 129,957.01 and 51,151.23 is: 70,588.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,172.18 : 129,957.01 = 51,151.23 : x
  2. Step 2: Convert to fraction form
    94,172.18/129,957.01 = 51,151.23/x
  3. Step 3: Cross multiply
    94,172.18x = 129,957.01 × 51,151.23
  4. Step 4: Simplify right side
    94,172.18x = 6,647,460,780.74
  5. Step 5: Solve for x
    x = 6,647,460,780.74/94,172.18
  6. Step 6: Final answer
    x = 70,588.37

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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.