Home / 252,345.51-348,237.12-137,624.34

Finding the Fourth Proportional to 252,345.51, 348,237.12 and 137,624.34

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Solution

The fourth proportional to 252,345.51, 348,237.12 and 137,624.34 is: 189,921.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,345.51 : 348,237.12 = 137,624.34 : x
  2. Step 2: Convert to fraction form
    252,345.51/348,237.12 = 137,624.34/x
  3. Step 3: Cross multiply
    252,345.51x = 348,237.12 × 137,624.34
  4. Step 4: Simplify right side
    252,345.51x = 47,925,903,803.50
  5. Step 5: Solve for x
    x = 47,925,903,803.50/252,345.51
  6. Step 6: Final answer
    x = 189,921.76

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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.