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Finding the Fourth Proportional to 60,970.54, 84,134.55 and 34,110.94

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Solution

The fourth proportional to 60,970.54, 84,134.55 and 34,110.94 is: 47,070.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,970.54 : 84,134.55 = 34,110.94 : x
  2. Step 2: Convert to fraction form
    60,970.54/84,134.55 = 34,110.94/x
  3. Step 3: Cross multiply
    60,970.54x = 84,134.55 × 34,110.94
  4. Step 4: Simplify right side
    60,970.54x = 2,869,908,586.98
  5. Step 5: Solve for x
    x = 2,869,908,586.98/60,970.54
  6. Step 6: Final answer
    x = 47,070.41

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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.