Home / 93,572.08-129,138.24-51,136.92

Finding the Fourth Proportional to 93,572.08, 129,138.24 and 51,136.92

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Solution

The fourth proportional to 93,572.08, 129,138.24 and 51,136.92 is: 70,573.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,572.08 : 129,138.24 = 51,136.92 : x
  2. Step 2: Convert to fraction form
    93,572.08/129,138.24 = 51,136.92/x
  3. Step 3: Cross multiply
    93,572.08x = 129,138.24 × 51,136.92
  4. Step 4: Simplify right side
    93,572.08x = 6,603,731,847.82
  5. Step 5: Solve for x
    x = 6,603,731,847.82/93,572.08
  6. Step 6: Final answer
    x = 70,573.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.