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Finding the Fourth Proportional to 82,907.51, 124,385.48 and 26,746.37

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Solution

The fourth proportional to 82,907.51, 124,385.48 and 26,746.37 is: 40,127.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,907.51 : 124,385.48 = 26,746.37 : x
  2. Step 2: Convert to fraction form
    82,907.51/124,385.48 = 26,746.37/x
  3. Step 3: Cross multiply
    82,907.51x = 124,385.48 × 26,746.37
  4. Step 4: Simplify right side
    82,907.51x = 3,326,860,448.54
  5. Step 5: Solve for x
    x = 3,326,860,448.54/82,907.51
  6. Step 6: Final answer
    x = 40,127.37

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1.5x scale

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.