Home / 242,222.09-334,264.07-134,790.26

Finding the Fourth Proportional to 242,222.09, 334,264.07 and 134,790.26

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Solution

The fourth proportional to 242,222.09, 334,264.07 and 134,790.26 is: 186,009.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,222.09 : 334,264.07 = 134,790.26 : x
  2. Step 2: Convert to fraction form
    242,222.09/334,264.07 = 134,790.26/x
  3. Step 3: Cross multiply
    242,222.09x = 334,264.07 × 134,790.26
  4. Step 4: Simplify right side
    242,222.09x = 45,055,538,558.69
  5. Step 5: Solve for x
    x = 45,055,538,558.69/242,222.09
  6. Step 6: Final answer
    x = 186,009.21

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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.