Home / 64,898.46-97,339.32-20,529.77

Finding the Fourth Proportional to 64,898.46, 97,339.32 and 20,529.77

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Solution

The fourth proportional to 64,898.46, 97,339.32 and 20,529.77 is: 30,792.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,898.46 : 97,339.32 = 20,529.77 : x
  2. Step 2: Convert to fraction form
    64,898.46/97,339.32 = 20,529.77/x
  3. Step 3: Cross multiply
    64,898.46x = 97,339.32 × 20,529.77
  4. Step 4: Simplify right side
    64,898.46x = 1,998,353,364.86
  5. Step 5: Solve for x
    x = 1,998,353,364.86/64,898.46
  6. Step 6: Final answer
    x = 30,792.00

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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.