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Finding the Fourth Proportional to 60,368.34, 83,308.64 and 37,720.48

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Solution

The fourth proportional to 60,368.34, 83,308.64 and 37,720.48 is: 52,054.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,368.34 : 83,308.64 = 37,720.48 : x
  2. Step 2: Convert to fraction form
    60,368.34/83,308.64 = 37,720.48/x
  3. Step 3: Cross multiply
    60,368.34x = 83,308.64 × 37,720.48
  4. Step 4: Simplify right side
    60,368.34x = 3,142,441,888.95
  5. Step 5: Solve for x
    x = 3,142,441,888.95/60,368.34
  6. Step 6: Final answer
    x = 52,054.47

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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.