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Finding the Fourth Proportional to 60,637.33, 83,678.25 and 33,779.80

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Solution

The fourth proportional to 60,637.33, 83,678.25 and 33,779.80 is: 46,615.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,637.33 : 83,678.25 = 33,779.80 : x
  2. Step 2: Convert to fraction form
    60,637.33/83,678.25 = 33,779.80/x
  3. Step 3: Cross multiply
    60,637.33x = 83,678.25 × 33,779.80
  4. Step 4: Simplify right side
    60,637.33x = 2,826,634,549.35
  5. Step 5: Solve for x
    x = 2,826,634,549.35/60,637.33
  6. Step 6: Final answer
    x = 46,615.42

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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.