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Finding the Fourth Proportional to 92,274.63, 127,302.53 and 58,270.42

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Solution

The fourth proportional to 92,274.63, 127,302.53 and 58,270.42 is: 80,390.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,274.63 : 127,302.53 = 58,270.42 : x
  2. Step 2: Convert to fraction form
    92,274.63/127,302.53 = 58,270.42/x
  3. Step 3: Cross multiply
    92,274.63x = 127,302.53 × 58,270.42
  4. Step 4: Simplify right side
    92,274.63x = 7,417,971,890.16
  5. Step 5: Solve for x
    x = 7,417,971,890.16/92,274.63
  6. Step 6: Final answer
    x = 80,390.16

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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.