Home / 164,312.37-226,545.62-137,127.56

Finding the Fourth Proportional to 164,312.37, 226,545.62 and 137,127.56

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Solution

The fourth proportional to 164,312.37, 226,545.62 and 137,127.56 is: 189,064.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,312.37 : 226,545.62 = 137,127.56 : x
  2. Step 2: Convert to fraction form
    164,312.37/226,545.62 = 137,127.56/x
  3. Step 3: Cross multiply
    164,312.37x = 226,545.62 × 137,127.56
  4. Step 4: Simplify right side
    164,312.37x = 31,065,646,280.92
  5. Step 5: Solve for x
    x = 31,065,646,280.92/164,312.37
  6. Step 6: Final answer
    x = 189,064.56

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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.