Home / 148,690.08-222,862.32-55,136.16

Finding the Fourth Proportional to 148,690.08, 222,862.32 and 55,136.16

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Solution

The fourth proportional to 148,690.08, 222,862.32 and 55,136.16 is: 82,640.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,690.08 : 222,862.32 = 55,136.16 : x
  2. Step 2: Convert to fraction form
    148,690.08/222,862.32 = 55,136.16/x
  3. Step 3: Cross multiply
    148,690.08x = 222,862.32 × 55,136.16
  4. Step 4: Simplify right side
    148,690.08x = 12,287,772,533.49
  5. Step 5: Solve for x
    x = 12,287,772,533.49/148,690.08
  6. Step 6: Final answer
    x = 82,640.16

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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.