Home / 157,226.04-217,106.78-152,142.08

Finding the Fourth Proportional to 157,226.04, 217,106.78 and 152,142.08

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Solution

The fourth proportional to 157,226.04, 217,106.78 and 152,142.08 is: 210,086.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,226.04 : 217,106.78 = 152,142.08 : x
  2. Step 2: Convert to fraction form
    157,226.04/217,106.78 = 152,142.08/x
  3. Step 3: Cross multiply
    157,226.04x = 217,106.78 × 152,142.08
  4. Step 4: Simplify right side
    157,226.04x = 33,031,075,245.06
  5. Step 5: Solve for x
    x = 33,031,075,245.06/157,226.04
  6. Step 6: Final answer
    x = 210,086.54

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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.