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Finding the Fourth Proportional to 61,411.95, 92,117.93 and 17,038.71

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Solution

The fourth proportional to 61,411.95, 92,117.93 and 17,038.71 is: 25,558.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,411.95 : 92,117.93 = 17,038.71 : x
  2. Step 2: Convert to fraction form
    61,411.95/92,117.93 = 17,038.71/x
  3. Step 3: Cross multiply
    61,411.95x = 92,117.93 × 17,038.71
  4. Step 4: Simplify right side
    61,411.95x = 1,569,570,609.88
  5. Step 5: Solve for x
    x = 1,569,570,609.88/61,411.95
  6. Step 6: Final answer
    x = 25,558.07

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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.