Home / 102,282.66-141,166.89-64,056.69

Finding the Fourth Proportional to 102,282.66, 141,166.89 and 64,056.69

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Solution

The fourth proportional to 102,282.66, 141,166.89 and 64,056.69 is: 88,408.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,282.66 : 141,166.89 = 64,056.69 : x
  2. Step 2: Convert to fraction form
    102,282.66/141,166.89 = 64,056.69/x
  3. Step 3: Cross multiply
    102,282.66x = 141,166.89 × 64,056.69
  4. Step 4: Simplify right side
    102,282.66x = 9,042,683,710.99
  5. Step 5: Solve for x
    x = 9,042,683,710.99/102,282.66
  6. Step 6: Final answer
    x = 88,408.77

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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.