Home / 64,961.02-89,646.47-35,153.02

Finding the Fourth Proportional to 64,961.02, 89,646.47 and 35,153.02

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Solution

The fourth proportional to 64,961.02, 89,646.47 and 35,153.02 is: 48,511.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,961.02 : 89,646.47 = 35,153.02 : x
  2. Step 2: Convert to fraction form
    64,961.02/89,646.47 = 35,153.02/x
  3. Step 3: Cross multiply
    64,961.02x = 89,646.47 × 35,153.02
  4. Step 4: Simplify right side
    64,961.02x = 3,151,343,914.43
  5. Step 5: Solve for x
    x = 3,151,343,914.43/64,961.02
  6. Step 6: Final answer
    x = 48,511.31

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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.