Home / 93,095.45-139,626.39-39,817.40

Finding the Fourth Proportional to 93,095.45, 139,626.39 and 39,817.40

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Solution

The fourth proportional to 93,095.45, 139,626.39 and 39,817.40 is: 59,718.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,095.45 : 139,626.39 = 39,817.40 : x
  2. Step 2: Convert to fraction form
    93,095.45/139,626.39 = 39,817.40/x
  3. Step 3: Cross multiply
    93,095.45x = 139,626.39 × 39,817.40
  4. Step 4: Simplify right side
    93,095.45x = 5,559,559,821.19
  5. Step 5: Solve for x
    x = 5,559,559,821.19/93,095.45
  6. Step 6: Final answer
    x = 59,718.92

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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.