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Finding the Fourth Proportional to 273,671.55, 377,663.15 and 152,814.89

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Solution

The fourth proportional to 273,671.55, 377,663.15 and 152,814.89 is: 210,882.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,671.55 : 377,663.15 = 152,814.89 : x
  2. Step 2: Convert to fraction form
    273,671.55/377,663.15 = 152,814.89/x
  3. Step 3: Cross multiply
    273,671.55x = 377,663.15 × 152,814.89
  4. Step 4: Simplify right side
    273,671.55x = 57,712,550,071.91
  5. Step 5: Solve for x
    x = 57,712,550,071.91/273,671.55
  6. Step 6: Final answer
    x = 210,882.53

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1.5x scale

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.