Home / 64,538.02-96,720.90-34,490.67

Finding the Fourth Proportional to 64,538.02, 96,720.90 and 34,490.67

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Solution

The fourth proportional to 64,538.02, 96,720.90 and 34,490.67 is: 51,689.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,538.02 : 96,720.90 = 34,490.67 : x
  2. Step 2: Convert to fraction form
    64,538.02/96,720.90 = 34,490.67/x
  3. Step 3: Cross multiply
    64,538.02x = 96,720.90 × 34,490.67
  4. Step 4: Simplify right side
    64,538.02x = 3,335,968,644.00
  5. Step 5: Solve for x
    x = 3,335,968,644.00/64,538.02
  6. Step 6: Final answer
    x = 51,689.98

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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.