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Finding the Fourth Proportional to 241,526.92, 333,316.74 and 139,549

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Solution

The fourth proportional to 241,526.92, 333,316.74 and 139,549 is: 192,583.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,526.92 : 333,316.74 = 139,549 : x
  2. Step 2: Convert to fraction form
    241,526.92/333,316.74 = 139,549/x
  3. Step 3: Cross multiply
    241,526.92x = 333,316.74 × 139,549
  4. Step 4: Simplify right side
    241,526.92x = 46,514,017,750.26
  5. Step 5: Solve for x
    x = 46,514,017,750.26/241,526.92
  6. Step 6: Final answer
    x = 192,583.16

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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.