Home / 89,075.21-122,925.78-50,833.99

Finding the Fourth Proportional to 89,075.21, 122,925.78 and 50,833.99

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Solution

The fourth proportional to 89,075.21, 122,925.78 and 50,833.99 is: 70,152.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,075.21 : 122,925.78 = 50,833.99 : x
  2. Step 2: Convert to fraction form
    89,075.21/122,925.78 = 50,833.99/x
  3. Step 3: Cross multiply
    89,075.21x = 122,925.78 × 50,833.99
  4. Step 4: Simplify right side
    89,075.21x = 6,248,807,871.26
  5. Step 5: Solve for x
    x = 6,248,807,871.26/89,075.21
  6. Step 6: Final answer
    x = 70,152.04

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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.