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Finding the Fourth Proportional to 61,973, 92,942.88 and 26,904.32

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Solution

The fourth proportional to 61,973, 92,942.88 and 26,904.32 is: 40,349.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,973 : 92,942.88 = 26,904.32 : x
  2. Step 2: Convert to fraction form
    61,973/92,942.88 = 26,904.32/x
  3. Step 3: Cross multiply
    61,973x = 92,942.88 × 26,904.32
  4. Step 4: Simplify right side
    61,973x = 2,500,564,985.24
  5. Step 5: Solve for x
    x = 2,500,564,985.24/61,973
  6. Step 6: Final answer
    x = 40,349.26

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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.