Home / 68,222.47-94,153.93-38,012.71

Finding the Fourth Proportional to 68,222.47, 94,153.93 and 38,012.71

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Solution

The fourth proportional to 68,222.47, 94,153.93 and 38,012.71 is: 52,461.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,222.47 : 94,153.93 = 38,012.71 : x
  2. Step 2: Convert to fraction form
    68,222.47/94,153.93 = 38,012.71/x
  3. Step 3: Cross multiply
    68,222.47x = 94,153.93 × 38,012.71
  4. Step 4: Simplify right side
    68,222.47x = 3,579,046,036.45
  5. Step 5: Solve for x
    x = 3,579,046,036.45/68,222.47
  6. Step 6: Final answer
    x = 52,461.40

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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.