Home / 67,646.49-93,333.54-42,156.99

Finding the Fourth Proportional to 67,646.49, 93,333.54 and 42,156.99

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Solution

The fourth proportional to 67,646.49, 93,333.54 and 42,156.99 is: 58,165.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,646.49 : 93,333.54 = 42,156.99 : x
  2. Step 2: Convert to fraction form
    67,646.49/93,333.54 = 42,156.99/x
  3. Step 3: Cross multiply
    67,646.49x = 93,333.54 × 42,156.99
  4. Step 4: Simplify right side
    67,646.49x = 3,934,661,112.44
  5. Step 5: Solve for x
    x = 3,934,661,112.44/67,646.49
  6. Step 6: Final answer
    x = 58,165.04

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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.