Home / 76,149.18-105,075.54-44,293.50

Finding the Fourth Proportional to 76,149.18, 105,075.54 and 44,293.50

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Solution

The fourth proportional to 76,149.18, 105,075.54 and 44,293.50 is: 61,119.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,149.18 : 105,075.54 = 44,293.50 : x
  2. Step 2: Convert to fraction form
    76,149.18/105,075.54 = 44,293.50/x
  3. Step 3: Cross multiply
    76,149.18x = 105,075.54 × 44,293.50
  4. Step 4: Simplify right side
    76,149.18x = 4,654,163,430.99
  5. Step 5: Solve for x
    x = 4,654,163,430.99/76,149.18
  6. Step 6: Final answer
    x = 61,119.02

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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.