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Finding the Fourth Proportional to 68,045.04, 93,904.08 and 41,192.40

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Solution

The fourth proportional to 68,045.04, 93,904.08 and 41,192.40 is: 56,846.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,045.04 : 93,904.08 = 41,192.40 : x
  2. Step 2: Convert to fraction form
    68,045.04/93,904.08 = 41,192.40/x
  3. Step 3: Cross multiply
    68,045.04x = 93,904.08 × 41,192.40
  4. Step 4: Simplify right side
    68,045.04x = 3,868,134,424.99
  5. Step 5: Solve for x
    x = 3,868,134,424.99/68,045.04
  6. Step 6: Final answer
    x = 56,846.68

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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.