Home / 65,927.08-90,979.70-35,712.46

Finding the Fourth Proportional to 65,927.08, 90,979.70 and 35,712.46

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Solution

The fourth proportional to 65,927.08, 90,979.70 and 35,712.46 is: 49,283.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,927.08 : 90,979.70 = 35,712.46 : x
  2. Step 2: Convert to fraction form
    65,927.08/90,979.70 = 35,712.46/x
  3. Step 3: Cross multiply
    65,927.08x = 90,979.70 × 35,712.46
  4. Step 4: Simplify right side
    65,927.08x = 3,249,108,897.06
  5. Step 5: Solve for x
    x = 3,249,108,897.06/65,927.08
  6. Step 6: Final answer
    x = 49,283.37

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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.