Home / 72,370.12-99,890.58-44,075.56

Finding the Fourth Proportional to 72,370.12, 99,890.58 and 44,075.56

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Solution

The fourth proportional to 72,370.12, 99,890.58 and 44,075.56 is: 60,836.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,370.12 : 99,890.58 = 44,075.56 : x
  2. Step 2: Convert to fraction form
    72,370.12/99,890.58 = 44,075.56/x
  3. Step 3: Cross multiply
    72,370.12x = 99,890.58 × 44,075.56
  4. Step 4: Simplify right side
    72,370.12x = 4,402,733,252.22
  5. Step 5: Solve for x
    x = 4,402,733,252.22/72,370.12
  6. Step 6: Final answer
    x = 60,836.34

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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.