Home / 102,238.08-153,308.52-35,670.16

Finding the Fourth Proportional to 102,238.08, 153,308.52 and 35,670.16

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Solution

The fourth proportional to 102,238.08, 153,308.52 and 35,670.16 is: 53,488.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,238.08 : 153,308.52 = 35,670.16 : x
  2. Step 2: Convert to fraction form
    102,238.08/153,308.52 = 35,670.16/x
  3. Step 3: Cross multiply
    102,238.08x = 153,308.52 × 35,670.16
  4. Step 4: Simplify right side
    102,238.08x = 5,468,539,437.76
  5. Step 5: Solve for x
    x = 5,468,539,437.76/102,238.08
  6. Step 6: Final answer
    x = 53,488.28

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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.