Home / 212,328.34-293,004.31-115,532.59

Finding the Fourth Proportional to 212,328.34, 293,004.31 and 115,532.59

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Solution

The fourth proportional to 212,328.34, 293,004.31 and 115,532.59 is: 159,430.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,328.34 : 293,004.31 = 115,532.59 : x
  2. Step 2: Convert to fraction form
    212,328.34/293,004.31 = 115,532.59/x
  3. Step 3: Cross multiply
    212,328.34x = 293,004.31 × 115,532.59
  4. Step 4: Simplify right side
    212,328.34x = 33,851,546,237.80
  5. Step 5: Solve for x
    x = 33,851,546,237.80/212,328.34
  6. Step 6: Final answer
    x = 159,430.19

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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.