Home / 64,603.02-96,901.77-20,228.79

Finding the Fourth Proportional to 64,603.02, 96,901.77 and 20,228.79

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Solution

The fourth proportional to 64,603.02, 96,901.77 and 20,228.79 is: 30,342.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,603.02 : 96,901.77 = 20,228.79 : x
  2. Step 2: Convert to fraction form
    64,603.02/96,901.77 = 20,228.79/x
  3. Step 3: Cross multiply
    64,603.02x = 96,901.77 × 20,228.79
  4. Step 4: Simplify right side
    64,603.02x = 1,960,205,555.96
  5. Step 5: Solve for x
    x = 1,960,205,555.96/64,603.02
  6. Step 6: Final answer
    x = 30,342.32

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1.5x scale

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.