Home / 60,839.84-91,283.13-42,845.34

Finding the Fourth Proportional to 60,839.84, 91,283.13 and 42,845.34

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Solution

The fourth proportional to 60,839.84, 91,283.13 and 42,845.34 is: 64,284.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,839.84 : 91,283.13 = 42,845.34 : x
  2. Step 2: Convert to fraction form
    60,839.84/91,283.13 = 42,845.34/x
  3. Step 3: Cross multiply
    60,839.84x = 91,283.13 × 42,845.34
  4. Step 4: Simplify right side
    60,839.84x = 3,911,056,070.47
  5. Step 5: Solve for x
    x = 3,911,056,070.47/60,839.84
  6. Step 6: Final answer
    x = 64,284.46

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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.