Home / 76,321.02-114,547.41-52,963.86

Finding the Fourth Proportional to 76,321.02, 114,547.41 and 52,963.86

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Solution

The fourth proportional to 76,321.02, 114,547.41 and 52,963.86 is: 79,491.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,321.02 : 114,547.41 = 52,963.86 : x
  2. Step 2: Convert to fraction form
    76,321.02/114,547.41 = 52,963.86/x
  3. Step 3: Cross multiply
    76,321.02x = 114,547.41 × 52,963.86
  4. Step 4: Simplify right side
    76,321.02x = 6,066,872,986.60
  5. Step 5: Solve for x
    x = 6,066,872,986.60/76,321.02
  6. Step 6: Final answer
    x = 79,491.51

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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.