Home / 106,090.17-146,400.55-58,343.10

Finding the Fourth Proportional to 106,090.17, 146,400.55 and 58,343.10

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Solution

The fourth proportional to 106,090.17, 146,400.55 and 58,343.10 is: 80,511.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,090.17 : 146,400.55 = 58,343.10 : x
  2. Step 2: Convert to fraction form
    106,090.17/146,400.55 = 58,343.10/x
  3. Step 3: Cross multiply
    106,090.17x = 146,400.55 × 58,343.10
  4. Step 4: Simplify right side
    106,090.17x = 8,541,461,928.71
  5. Step 5: Solve for x
    x = 8,541,461,928.71/106,090.17
  6. Step 6: Final answer
    x = 80,511.34

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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.