Home / 163,132.55-224,884.63-115,301.51

Finding the Fourth Proportional to 163,132.55, 224,884.63 and 115,301.51

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Solution

The fourth proportional to 163,132.55, 224,884.63 and 115,301.51 is: 158,947.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,132.55 : 224,884.63 = 115,301.51 : x
  2. Step 2: Convert to fraction form
    163,132.55/224,884.63 = 115,301.51/x
  3. Step 3: Cross multiply
    163,132.55x = 224,884.63 × 115,301.51
  4. Step 4: Simplify right side
    163,132.55x = 25,929,537,414.79
  5. Step 5: Solve for x
    x = 25,929,537,414.79/163,132.55
  6. Step 6: Final answer
    x = 158,947.66

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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.