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Finding the Fourth Proportional to 93,007.85, 139,510.85 and 26,439.21

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Solution

The fourth proportional to 93,007.85, 139,510.85 and 26,439.21 is: 39,658.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,007.85 : 139,510.85 = 26,439.21 : x
  2. Step 2: Convert to fraction form
    93,007.85/139,510.85 = 26,439.21/x
  3. Step 3: Cross multiply
    93,007.85x = 139,510.85 × 26,439.21
  4. Step 4: Simplify right side
    93,007.85x = 3,688,556,528.23
  5. Step 5: Solve for x
    x = 3,688,556,528.23/93,007.85
  6. Step 6: Final answer
    x = 39,658.55

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1.5x scale

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.