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Finding the Fourth Proportional to 141,937.37, 212,918.35 and 52,004.51

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Solution

The fourth proportional to 141,937.37, 212,918.35 and 52,004.51 is: 78,011.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,937.37 : 212,918.35 = 52,004.51 : x
  2. Step 2: Convert to fraction form
    141,937.37/212,918.35 = 52,004.51/x
  3. Step 3: Cross multiply
    141,937.37x = 212,918.35 × 52,004.51
  4. Step 4: Simplify right side
    141,937.37x = 11,072,714,461.76
  5. Step 5: Solve for x
    x = 11,072,714,461.76/141,937.37
  6. Step 6: Final answer
    x = 78,011.27

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1.5x scale

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.