Home / 157,228.04-217,109.54-152,144.08

Finding the Fourth Proportional to 157,228.04, 217,109.54 and 152,144.08

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Solution

The fourth proportional to 157,228.04, 217,109.54 and 152,144.08 is: 210,089.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,228.04 : 217,109.54 = 152,144.08 : x
  2. Step 2: Convert to fraction form
    157,228.04/217,109.54 = 152,144.08/x
  3. Step 3: Cross multiply
    157,228.04x = 217,109.54 × 152,144.08
  4. Step 4: Simplify right side
    157,228.04x = 33,031,931,222.52
  5. Step 5: Solve for x
    x = 33,031,931,222.52/157,228.04
  6. Step 6: Final answer
    x = 210,089.32

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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.