Home / 76,951.02-106,197.77-42,966.19

Finding the Fourth Proportional to 76,951.02, 106,197.77 and 42,966.19

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Solution

The fourth proportional to 76,951.02, 106,197.77 and 42,966.19 is: 59,296.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,951.02 : 106,197.77 = 42,966.19 : x
  2. Step 2: Convert to fraction form
    76,951.02/106,197.77 = 42,966.19/x
  3. Step 3: Cross multiply
    76,951.02x = 106,197.77 × 42,966.19
  4. Step 4: Simplify right side
    76,951.02x = 4,562,913,563.40
  5. Step 5: Solve for x
    x = 4,562,913,563.40/76,951.02
  6. Step 6: Final answer
    x = 59,296.34

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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.