Home / 236,502.63-326,729.06-155,024.28

Finding the Fourth Proportional to 236,502.63, 326,729.06 and 155,024.28

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Solution

The fourth proportional to 236,502.63, 326,729.06 and 155,024.28 is: 214,166.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,502.63 : 326,729.06 = 155,024.28 : x
  2. Step 2: Convert to fraction form
    236,502.63/326,729.06 = 155,024.28/x
  3. Step 3: Cross multiply
    236,502.63x = 326,729.06 × 155,024.28
  4. Step 4: Simplify right side
    236,502.63x = 50,650,937,281.58
  5. Step 5: Solve for x
    x = 50,650,937,281.58/236,502.63
  6. Step 6: Final answer
    x = 214,166.49

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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.