Home / 116,639.74-174,855.44-45,545.84

Finding the Fourth Proportional to 116,639.74, 174,855.44 and 45,545.84

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Solution

The fourth proportional to 116,639.74, 174,855.44 and 45,545.84 is: 68,278.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,639.74 : 174,855.44 = 45,545.84 : x
  2. Step 2: Convert to fraction form
    116,639.74/174,855.44 = 45,545.84/x
  3. Step 3: Cross multiply
    116,639.74x = 174,855.44 × 45,545.84
  4. Step 4: Simplify right side
    116,639.74x = 7,963,937,893.37
  5. Step 5: Solve for x
    x = 7,963,937,893.37/116,639.74
  6. Step 6: Final answer
    x = 68,278.08

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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.