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Finding the Fourth Proportional to 67,602.16, 93,294.48 and 38,926.08

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Solution

The fourth proportional to 67,602.16, 93,294.48 and 38,926.08 is: 53,720.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,602.16 : 93,294.48 = 38,926.08 : x
  2. Step 2: Convert to fraction form
    67,602.16/93,294.48 = 38,926.08/x
  3. Step 3: Cross multiply
    67,602.16x = 93,294.48 × 38,926.08
  4. Step 4: Simplify right side
    67,602.16x = 3,631,588,392.04
  5. Step 5: Solve for x
    x = 3,631,588,392.04/67,602.16
  6. Step 6: Final answer
    x = 53,720.01

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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.