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Finding the Fourth Proportional to 180,368.88, 248,948.28 and 104,927.28

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Solution

The fourth proportional to 180,368.88, 248,948.28 and 104,927.28 is: 144,822.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,368.88 : 248,948.28 = 104,927.28 : x
  2. Step 2: Convert to fraction form
    180,368.88/248,948.28 = 104,927.28/x
  3. Step 3: Cross multiply
    180,368.88x = 248,948.28 × 104,927.28
  4. Step 4: Simplify right side
    180,368.88x = 26,121,465,881.08
  5. Step 5: Solve for x
    x = 26,121,465,881.08/180,368.88
  6. Step 6: Final answer
    x = 144,822.47

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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.