Home / 99,060.51-136,671.21-56,035.84

Finding the Fourth Proportional to 99,060.51, 136,671.21 and 56,035.84

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Solution

The fourth proportional to 99,060.51, 136,671.21 and 56,035.84 is: 77,311.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,060.51 : 136,671.21 = 56,035.84 : x
  2. Step 2: Convert to fraction form
    99,060.51/136,671.21 = 56,035.84/x
  3. Step 3: Cross multiply
    99,060.51x = 136,671.21 × 56,035.84
  4. Step 4: Simplify right side
    99,060.51x = 7,658,485,857.35
  5. Step 5: Solve for x
    x = 7,658,485,857.35/99,060.51
  6. Step 6: Final answer
    x = 77,311.19

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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.