Home / 97,736.58-134,890.98-61,929.93

Finding the Fourth Proportional to 97,736.58, 134,890.98 and 61,929.93

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Solution

The fourth proportional to 97,736.58, 134,890.98 and 61,929.93 is: 85,472.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,736.58 : 134,890.98 = 61,929.93 : x
  2. Step 2: Convert to fraction form
    97,736.58/134,890.98 = 61,929.93/x
  3. Step 3: Cross multiply
    97,736.58x = 134,890.98 × 61,929.93
  4. Step 4: Simplify right side
    97,736.58x = 8,353,788,949.03
  5. Step 5: Solve for x
    x = 8,353,788,949.03/97,736.58
  6. Step 6: Final answer
    x = 85,472.49

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1.5x scale

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.