Home / 65,559.51-98,339.36-28,095.30

Finding the Fourth Proportional to 65,559.51, 98,339.36 and 28,095.30

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Solution

The fourth proportional to 65,559.51, 98,339.36 and 28,095.30 is: 42,142.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,559.51 : 98,339.36 = 28,095.30 : x
  2. Step 2: Convert to fraction form
    65,559.51/98,339.36 = 28,095.30/x
  3. Step 3: Cross multiply
    65,559.51x = 98,339.36 × 28,095.30
  4. Step 4: Simplify right side
    65,559.51x = 2,762,873,680.53
  5. Step 5: Solve for x
    x = 2,762,873,680.53/65,559.51
  6. Step 6: Final answer
    x = 42,142.99

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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.