Home / 67,622.09-93,316.79-37,409.09

Finding the Fourth Proportional to 67,622.09, 93,316.79 and 37,409.09

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Solution

The fourth proportional to 67,622.09, 93,316.79 and 37,409.09 is: 51,623.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,622.09 : 93,316.79 = 37,409.09 : x
  2. Step 2: Convert to fraction form
    67,622.09/93,316.79 = 37,409.09/x
  3. Step 3: Cross multiply
    67,622.09x = 93,316.79 × 37,409.09
  4. Step 4: Simplify right side
    67,622.09x = 3,490,895,729.04
  5. Step 5: Solve for x
    x = 3,490,895,729.04/67,622.09
  6. Step 6: Final answer
    x = 51,623.60

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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.