Home / 252,545.51-348,520.93-143,647.06

Finding the Fourth Proportional to 252,545.51, 348,520.93 and 143,647.06

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Solution

The fourth proportional to 252,545.51, 348,520.93 and 143,647.06 is: 198,237.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,545.51 : 348,520.93 = 143,647.06 : x
  2. Step 2: Convert to fraction form
    252,545.51/348,520.93 = 143,647.06/x
  3. Step 3: Cross multiply
    252,545.51x = 348,520.93 × 143,647.06
  4. Step 4: Simplify right side
    252,545.51x = 50,064,005,875.92
  5. Step 5: Solve for x
    x = 50,064,005,875.92/252,545.51
  6. Step 6: Final answer
    x = 198,237.56

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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.