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Finding the Fourth Proportional to 273,322.68, 377,188.14 and 152,475

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Solution

The fourth proportional to 273,322.68, 377,188.14 and 152,475 is: 210,417.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,322.68 : 377,188.14 = 152,475 : x
  2. Step 2: Convert to fraction form
    273,322.68/377,188.14 = 152,475/x
  3. Step 3: Cross multiply
    273,322.68x = 377,188.14 × 152,475
  4. Step 4: Simplify right side
    273,322.68x = 57,511,761,646.50
  5. Step 5: Solve for x
    x = 57,511,761,646.50/273,322.68
  6. Step 6: Final answer
    x = 210,417.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.