Home / 254,030.72-381,071.59-67,042.22

Finding the Fourth Proportional to 254,030.72, 381,071.59 and 67,042.22

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Solution

The fourth proportional to 254,030.72, 381,071.59 and 67,042.22 is: 100,570.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,030.72 : 381,071.59 = 67,042.22 : x
  2. Step 2: Convert to fraction form
    254,030.72/381,071.59 = 67,042.22/x
  3. Step 3: Cross multiply
    254,030.72x = 381,071.59 × 67,042.22
  4. Step 4: Simplify right side
    254,030.72x = 25,547,883,299.57
  5. Step 5: Solve for x
    x = 25,547,883,299.57/254,030.72
  6. Step 6: Final answer
    x = 100,570.06

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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.