Home / 252,328.79-348,209.34-137,608.32

Finding the Fourth Proportional to 252,328.79, 348,209.34 and 137,608.32

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Solution

The fourth proportional to 252,328.79, 348,209.34 and 137,608.32 is: 189,897.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,328.79 : 348,209.34 = 137,608.32 : x
  2. Step 2: Convert to fraction form
    252,328.79/348,209.34 = 137,608.32/x
  3. Step 3: Cross multiply
    252,328.79x = 348,209.34 × 137,608.32
  4. Step 4: Simplify right side
    252,328.79x = 47,916,502,285.71
  5. Step 5: Solve for x
    x = 47,916,502,285.71/252,328.79
  6. Step 6: Final answer
    x = 189,897.09

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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.