Home / 106,158.02-145,548.64-104,262.62

Finding the Fourth Proportional to 106,158.02, 145,548.64 and 104,262.62

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Solution

The fourth proportional to 106,158.02, 145,548.64 and 104,262.62 is: 142,949.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,158.02 : 145,548.64 = 104,262.62 : x
  2. Step 2: Convert to fraction form
    106,158.02/145,548.64 = 104,262.62/x
  3. Step 3: Cross multiply
    106,158.02x = 145,548.64 × 104,262.62
  4. Step 4: Simplify right side
    106,158.02x = 15,175,282,543.84
  5. Step 5: Solve for x
    x = 15,175,282,543.84/106,158.02
  6. Step 6: Final answer
    x = 142,949.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.