Home / 177,840.42-245,508.93-137,462.82

Finding the Fourth Proportional to 177,840.42, 245,508.93 and 137,462.82

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Solution

The fourth proportional to 177,840.42, 245,508.93 and 137,462.82 is: 189,767.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,840.42 : 245,508.93 = 137,462.82 : x
  2. Step 2: Convert to fraction form
    177,840.42/245,508.93 = 137,462.82/x
  3. Step 3: Cross multiply
    177,840.42x = 245,508.93 × 137,462.82
  4. Step 4: Simplify right side
    177,840.42x = 33,748,349,852.98
  5. Step 5: Solve for x
    x = 33,748,349,852.98/177,840.42
  6. Step 6: Final answer
    x = 189,767.60

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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.