Home / 65,321.02-97,985.99-25,878.07

Finding the Fourth Proportional to 65,321.02, 97,985.99 and 25,878.07

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Solution

The fourth proportional to 65,321.02, 97,985.99 and 25,878.07 is: 38,818.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,321.02 : 97,985.99 = 25,878.07 : x
  2. Step 2: Convert to fraction form
    65,321.02/97,985.99 = 25,878.07/x
  3. Step 3: Cross multiply
    65,321.02x = 97,985.99 × 25,878.07
  4. Step 4: Simplify right side
    65,321.02x = 2,535,688,308.24
  5. Step 5: Solve for x
    x = 2,535,688,308.24/65,321.02
  6. Step 6: Final answer
    x = 38,818.87

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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.