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Finding the Fourth Proportional to 364,018.13, 546,054.80 and 124,057.43

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Solution

The fourth proportional to 364,018.13, 546,054.80 and 124,057.43 is: 186,095.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,018.13 : 546,054.80 = 124,057.43 : x
  2. Step 2: Convert to fraction form
    364,018.13/546,054.80 = 124,057.43/x
  3. Step 3: Cross multiply
    364,018.13x = 546,054.80 × 124,057.43
  4. Step 4: Simplify right side
    364,018.13x = 67,742,151,776.60
  5. Step 5: Solve for x
    x = 67,742,151,776.60/364,018.13
  6. Step 6: Final answer
    x = 186,095.55

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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.