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Finding the Fourth Proportional to 61,070.31, 84,276.84 and 33,848.13

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Solution

The fourth proportional to 61,070.31, 84,276.84 and 33,848.13 is: 46,710.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,070.31 : 84,276.84 = 33,848.13 : x
  2. Step 2: Convert to fraction form
    61,070.31/84,276.84 = 33,848.13/x
  3. Step 3: Cross multiply
    61,070.31x = 84,276.84 × 33,848.13
  4. Step 4: Simplify right side
    61,070.31x = 2,852,613,436.31
  5. Step 5: Solve for x
    x = 2,852,613,436.31/61,070.31
  6. Step 6: Final answer
    x = 46,710.32

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1.5x scale

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.