Home / 67,812.58-93,579.46-40,945.29

Finding the Fourth Proportional to 67,812.58, 93,579.46 and 40,945.29

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Solution

The fourth proportional to 67,812.58, 93,579.46 and 40,945.29 is: 56,503.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,812.58 : 93,579.46 = 40,945.29 : x
  2. Step 2: Convert to fraction form
    67,812.58/93,579.46 = 40,945.29/x
  3. Step 3: Cross multiply
    67,812.58x = 93,579.46 × 40,945.29
  4. Step 4: Simplify right side
    67,812.58x = 3,831,638,127.74
  5. Step 5: Solve for x
    x = 3,831,638,127.74/67,812.58
  6. Step 6: Final answer
    x = 56,503.35

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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.