Home / 68,397.02-94,389.48-42,904.46

Finding the Fourth Proportional to 68,397.02, 94,389.48 and 42,904.46

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Solution

The fourth proportional to 68,397.02, 94,389.48 and 42,904.46 is: 59,209.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,397.02 : 94,389.48 = 42,904.46 : x
  2. Step 2: Convert to fraction form
    68,397.02/94,389.48 = 42,904.46/x
  3. Step 3: Cross multiply
    68,397.02x = 94,389.48 × 42,904.46
  4. Step 4: Simplify right side
    68,397.02x = 4,049,729,518.92
  5. Step 5: Solve for x
    x = 4,049,729,518.92/68,397.02
  6. Step 6: Final answer
    x = 59,209.15

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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.