Home / 292,187.52-438,225.96-102,603.36

Finding the Fourth Proportional to 292,187.52, 438,225.96 and 102,603.36

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Solution

The fourth proportional to 292,187.52, 438,225.96 and 102,603.36 is: 153,885.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,187.52 : 438,225.96 = 102,603.36 : x
  2. Step 2: Convert to fraction form
    292,187.52/438,225.96 = 102,603.36/x
  3. Step 3: Cross multiply
    292,187.52x = 438,225.96 × 102,603.36
  4. Step 4: Simplify right side
    292,187.52x = 44,963,455,935.23
  5. Step 5: Solve for x
    x = 44,963,455,935.23/292,187.52
  6. Step 6: Final answer
    x = 153,885.61

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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.