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Finding the Fourth Proportional to 61,462.48, 92,191.56 and 19,341.40

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Solution

The fourth proportional to 61,462.48, 92,191.56 and 19,341.40 is: 29,011.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,462.48 : 92,191.56 = 19,341.40 : x
  2. Step 2: Convert to fraction form
    61,462.48/92,191.56 = 19,341.40/x
  3. Step 3: Cross multiply
    61,462.48x = 92,191.56 × 19,341.40
  4. Step 4: Simplify right side
    61,462.48x = 1,783,113,838.58
  5. Step 5: Solve for x
    x = 1,783,113,838.58/61,462.48
  6. Step 6: Final answer
    x = 29,011.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.