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Finding the Fourth Proportional to 97,026.61, 133,916.63 and 56,750.27

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Solution

The fourth proportional to 97,026.61, 133,916.63 and 56,750.27 is: 78,327.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,026.61 : 133,916.63 = 56,750.27 : x
  2. Step 2: Convert to fraction form
    97,026.61/133,916.63 = 56,750.27/x
  3. Step 3: Cross multiply
    97,026.61x = 133,916.63 × 56,750.27
  4. Step 4: Simplify right side
    97,026.61x = 7,599,804,909.99
  5. Step 5: Solve for x
    x = 7,599,804,909.99/97,026.61
  6. Step 6: Final answer
    x = 78,327.02

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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.