Home / 371,139.03-556,707.06-134,426.25

Finding the Fourth Proportional to 371,139.03, 556,707.06 and 134,426.25

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Solution

The fourth proportional to 371,139.03, 556,707.06 and 134,426.25 is: 201,638.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,139.03 : 556,707.06 = 134,426.25 : x
  2. Step 2: Convert to fraction form
    371,139.03/556,707.06 = 134,426.25/x
  3. Step 3: Cross multiply
    371,139.03x = 556,707.06 × 134,426.25
  4. Step 4: Simplify right side
    371,139.03x = 74,836,042,424.33
  5. Step 5: Solve for x
    x = 74,836,042,424.33/371,139.03
  6. Step 6: Final answer
    x = 201,638.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.