Home / 99,136.68-148,730.22-28,059.24

Finding the Fourth Proportional to 99,136.68, 148,730.22 and 28,059.24

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Solution

The fourth proportional to 99,136.68, 148,730.22 and 28,059.24 is: 42,095.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,136.68 : 148,730.22 = 28,059.24 : x
  2. Step 2: Convert to fraction form
    99,136.68/148,730.22 = 28,059.24/x
  3. Step 3: Cross multiply
    99,136.68x = 148,730.22 × 28,059.24
  4. Step 4: Simplify right side
    99,136.68x = 4,173,256,938.23
  5. Step 5: Solve for x
    x = 4,173,256,938.23/99,136.68
  6. Step 6: Final answer
    x = 42,095.99

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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.