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Finding the Fourth Proportional to 61,663.70, 92,495.55 and 46,111.70

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Solution

The fourth proportional to 61,663.70, 92,495.55 and 46,111.70 is: 69,167.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,663.70 : 92,495.55 = 46,111.70 : x
  2. Step 2: Convert to fraction form
    61,663.70/92,495.55 = 46,111.70/x
  3. Step 3: Cross multiply
    61,663.70x = 92,495.55 × 46,111.70
  4. Step 4: Simplify right side
    61,663.70x = 4,265,127,052.94
  5. Step 5: Solve for x
    x = 4,265,127,052.94/61,663.70
  6. Step 6: Final answer
    x = 69,167.55

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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.