Home / 76,539.02-105,607.44-44,693.46

Finding the Fourth Proportional to 76,539.02, 105,607.44 and 44,693.46

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Solution

The fourth proportional to 76,539.02, 105,607.44 and 44,693.46 is: 61,667.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,539.02 : 105,607.44 = 44,693.46 : x
  2. Step 2: Convert to fraction form
    76,539.02/105,607.44 = 44,693.46/x
  3. Step 3: Cross multiply
    76,539.02x = 105,607.44 × 44,693.46
  4. Step 4: Simplify right side
    76,539.02x = 4,719,961,895.34
  5. Step 5: Solve for x
    x = 4,719,961,895.34/76,539.02
  6. Step 6: Final answer
    x = 61,667.40

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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.