Home / 110,864.12-153,004.64-63,109.76

Finding the Fourth Proportional to 110,864.12, 153,004.64 and 63,109.76

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Solution

The fourth proportional to 110,864.12, 153,004.64 and 63,109.76 is: 87,098.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,864.12 : 153,004.64 = 63,109.76 : x
  2. Step 2: Convert to fraction form
    110,864.12/153,004.64 = 63,109.76/x
  3. Step 3: Cross multiply
    110,864.12x = 153,004.64 × 63,109.76
  4. Step 4: Simplify right side
    110,864.12x = 9,656,085,028.71
  5. Step 5: Solve for x
    x = 9,656,085,028.71/110,864.12
  6. Step 6: Final answer
    x = 87,098.38

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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.