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Finding the Fourth Proportional to 97,038.60, 133,600.26 and 75,501.96

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Solution

The fourth proportional to 97,038.60, 133,600.26 and 75,501.96 is: 103,949.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,038.60 : 133,600.26 = 75,501.96 : x
  2. Step 2: Convert to fraction form
    97,038.60/133,600.26 = 75,501.96/x
  3. Step 3: Cross multiply
    97,038.60x = 133,600.26 × 75,501.96
  4. Step 4: Simplify right side
    97,038.60x = 10,087,081,486.51
  5. Step 5: Solve for x
    x = 10,087,081,486.51/97,038.60
  6. Step 6: Final answer
    x = 103,949.17

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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.