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Finding the Fourth Proportional to 183,421.04, 253,118.04 and 102,848.48

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Solution

The fourth proportional to 183,421.04, 253,118.04 and 102,848.48 is: 141,929.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,421.04 : 253,118.04 = 102,848.48 : x
  2. Step 2: Convert to fraction form
    183,421.04/253,118.04 = 102,848.48/x
  3. Step 3: Cross multiply
    183,421.04x = 253,118.04 × 102,848.48
  4. Step 4: Simplify right side
    183,421.04x = 26,032,805,674.58
  5. Step 5: Solve for x
    x = 26,032,805,674.58/183,421.04
  6. Step 6: Final answer
    x = 141,929.22

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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.