Home / 122,130.18-183,221.39-37,888.51

Finding the Fourth Proportional to 122,130.18, 183,221.39 and 37,888.51

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Solution

The fourth proportional to 122,130.18, 183,221.39 and 37,888.51 is: 56,840.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,130.18 : 183,221.39 = 37,888.51 : x
  2. Step 2: Convert to fraction form
    122,130.18/183,221.39 = 37,888.51/x
  3. Step 3: Cross multiply
    122,130.18x = 183,221.39 × 37,888.51
  4. Step 4: Simplify right side
    122,130.18x = 6,941,985,277.79
  5. Step 5: Solve for x
    x = 6,941,985,277.79/122,130.18
  6. Step 6: Final answer
    x = 56,840.87

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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.