Home / 65,485.39-98,145.95-28,001.46

Finding the Fourth Proportional to 65,485.39, 98,145.95 and 28,001.46

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Solution

The fourth proportional to 65,485.39, 98,145.95 and 28,001.46 is: 41,967.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,485.39 : 98,145.95 = 28,001.46 : x
  2. Step 2: Convert to fraction form
    65,485.39/98,145.95 = 28,001.46/x
  3. Step 3: Cross multiply
    65,485.39x = 98,145.95 × 28,001.46
  4. Step 4: Simplify right side
    65,485.39x = 2,748,229,943.34
  5. Step 5: Solve for x
    x = 2,748,229,943.34/65,485.39
  6. Step 6: Final answer
    x = 41,967.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.