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Finding the Fourth Proportional to 348,603.36, 522,818.92 and 95,871.59

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Solution

The fourth proportional to 348,603.36, 522,818.92 and 95,871.59 is: 143,783.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,603.36 : 522,818.92 = 95,871.59 : x
  2. Step 2: Convert to fraction form
    348,603.36/522,818.92 = 95,871.59/x
  3. Step 3: Cross multiply
    348,603.36x = 522,818.92 × 95,871.59
  4. Step 4: Simplify right side
    348,603.36x = 50,123,480,075.81
  5. Step 5: Solve for x
    x = 50,123,480,075.81/348,603.36
  6. Step 6: Final answer
    x = 143,783.70

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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.