Home / 134,398.24-201,455.81-67,698.18

Finding the Fourth Proportional to 134,398.24, 201,455.81 and 67,698.18

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Solution

The fourth proportional to 134,398.24, 201,455.81 and 67,698.18 is: 101,475.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,398.24 : 201,455.81 = 67,698.18 : x
  2. Step 2: Convert to fraction form
    134,398.24/201,455.81 = 67,698.18/x
  3. Step 3: Cross multiply
    134,398.24x = 201,455.81 × 67,698.18
  4. Step 4: Simplify right side
    134,398.24x = 13,638,191,602.80
  5. Step 5: Solve for x
    x = 13,638,191,602.80/134,398.24
  6. Step 6: Final answer
    x = 101,475.97

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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.