Home / 237,942.15-328,381.23-130,533.12

Finding the Fourth Proportional to 237,942.15, 328,381.23 and 130,533.12

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Solution

The fourth proportional to 237,942.15, 328,381.23 and 130,533.12 is: 180,147.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,942.15 : 328,381.23 = 130,533.12 : x
  2. Step 2: Convert to fraction form
    237,942.15/328,381.23 = 130,533.12/x
  3. Step 3: Cross multiply
    237,942.15x = 328,381.23 × 130,533.12
  4. Step 4: Simplify right side
    237,942.15x = 42,864,626,501.34
  5. Step 5: Solve for x
    x = 42,864,626,501.34/237,942.15
  6. Step 6: Final answer
    x = 180,147.26

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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.