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Finding the Fourth Proportional to 237,065.16, 355,128.75 and 124,577.22

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Solution

The fourth proportional to 237,065.16, 355,128.75 and 124,577.22 is: 186,619.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,065.16 : 355,128.75 = 124,577.22 : x
  2. Step 2: Convert to fraction form
    237,065.16/355,128.75 = 124,577.22/x
  3. Step 3: Cross multiply
    237,065.16x = 355,128.75 × 124,577.22
  4. Step 4: Simplify right side
    237,065.16x = 44,240,952,417.08
  5. Step 5: Solve for x
    x = 44,240,952,417.08/237,065.16
  6. Step 6: Final answer
    x = 186,619.38

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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.