Home / 81,280.02-112,174.89-46,825.95

Finding the Fourth Proportional to 81,280.02, 112,174.89 and 46,825.95

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Solution

The fourth proportional to 81,280.02, 112,174.89 and 46,825.95 is: 64,624.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,280.02 : 112,174.89 = 46,825.95 : x
  2. Step 2: Convert to fraction form
    81,280.02/112,174.89 = 46,825.95/x
  3. Step 3: Cross multiply
    81,280.02x = 112,174.89 × 46,825.95
  4. Step 4: Simplify right side
    81,280.02x = 5,252,695,790.40
  5. Step 5: Solve for x
    x = 5,252,695,790.40/81,280.02
  6. Step 6: Final answer
    x = 64,624.69

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1.5x scale

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.