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Finding the Fourth Proportional to 237,047.04, 355,588.88 and 79,276.16

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Solution

The fourth proportional to 237,047.04, 355,588.88 and 79,276.16 is: 118,920.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,047.04 : 355,588.88 = 79,276.16 : x
  2. Step 2: Convert to fraction form
    237,047.04/355,588.88 = 79,276.16/x
  3. Step 3: Cross multiply
    237,047.04x = 355,588.88 × 79,276.16
  4. Step 4: Simplify right side
    237,047.04x = 28,189,720,945.10
  5. Step 5: Solve for x
    x = 28,189,720,945.10/237,047.04
  6. Step 6: Final answer
    x = 118,920.37

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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.