Home / 149,411.07-224,138.48-54,645.93

Finding the Fourth Proportional to 149,411.07, 224,138.48 and 54,645.93

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Solution

The fourth proportional to 149,411.07, 224,138.48 and 54,645.93 is: 81,976.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,411.07 : 224,138.48 = 54,645.93 : x
  2. Step 2: Convert to fraction form
    149,411.07/224,138.48 = 54,645.93/x
  3. Step 3: Cross multiply
    149,411.07x = 224,138.48 × 54,645.93
  4. Step 4: Simplify right side
    149,411.07x = 12,248,255,415.16
  5. Step 5: Solve for x
    x = 12,248,255,415.16/149,411.07
  6. Step 6: Final answer
    x = 81,976.89

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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.