Home / 104,368.35-156,424.20-48,130.39

Finding the Fourth Proportional to 104,368.35, 156,424.20 and 48,130.39

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Solution

The fourth proportional to 104,368.35, 156,424.20 and 48,130.39 is: 72,136.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,368.35 : 156,424.20 = 48,130.39 : x
  2. Step 2: Convert to fraction form
    104,368.35/156,424.20 = 48,130.39/x
  3. Step 3: Cross multiply
    104,368.35x = 156,424.20 × 48,130.39
  4. Step 4: Simplify right side
    104,368.35x = 7,528,757,751.44
  5. Step 5: Solve for x
    x = 7,528,757,751.44/104,368.35
  6. Step 6: Final answer
    x = 72,136.41

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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.