Home / 76,554.81-105,638.42-44,284.26

Finding the Fourth Proportional to 76,554.81, 105,638.42 and 44,284.26

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Solution

The fourth proportional to 76,554.81, 105,638.42 and 44,284.26 is: 61,108.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,554.81 : 105,638.42 = 44,284.26 : x
  2. Step 2: Convert to fraction form
    76,554.81/105,638.42 = 44,284.26/x
  3. Step 3: Cross multiply
    76,554.81x = 105,638.42 × 44,284.26
  4. Step 4: Simplify right side
    76,554.81x = 4,678,119,257.27
  5. Step 5: Solve for x
    x = 4,678,119,257.27/76,554.81
  6. Step 6: Final answer
    x = 61,108.10

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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.