Home / 110,973.16-153,105.48-63,192.64

Finding the Fourth Proportional to 110,973.16, 153,105.48 and 63,192.64

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Solution

The fourth proportional to 110,973.16, 153,105.48 and 63,192.64 is: 87,184.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,973.16 : 153,105.48 = 63,192.64 : x
  2. Step 2: Convert to fraction form
    110,973.16/153,105.48 = 63,192.64/x
  3. Step 3: Cross multiply
    110,973.16x = 153,105.48 × 63,192.64
  4. Step 4: Simplify right side
    110,973.16x = 9,675,139,479.67
  5. Step 5: Solve for x
    x = 9,675,139,479.67/110,973.16
  6. Step 6: Final answer
    x = 87,184.50

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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.