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Finding the Fourth Proportional to 97,575, 134,653.50 and 52,863

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Solution

The fourth proportional to 97,575, 134,653.50 and 52,863 is: 72,950.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,575 : 134,653.50 = 52,863 : x
  2. Step 2: Convert to fraction form
    97,575/134,653.50 = 52,863/x
  3. Step 3: Cross multiply
    97,575x = 134,653.50 × 52,863
  4. Step 4: Simplify right side
    97,575x = 7,118,187,970.50
  5. Step 5: Solve for x
    x = 7,118,187,970.50/97,575
  6. Step 6: Final answer
    x = 72,950.94

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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.