Home / 248,510.18-342,953.72-141,090.20

Finding the Fourth Proportional to 248,510.18, 342,953.72 and 141,090.20

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Solution

The fourth proportional to 248,510.18, 342,953.72 and 141,090.20 is: 194,709.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,510.18 : 342,953.72 = 141,090.20 : x
  2. Step 2: Convert to fraction form
    248,510.18/342,953.72 = 141,090.20/x
  3. Step 3: Cross multiply
    248,510.18x = 342,953.72 × 141,090.20
  4. Step 4: Simplify right side
    248,510.18x = 48,387,410,666.42
  5. Step 5: Solve for x
    x = 48,387,410,666.42/248,510.18
  6. Step 6: Final answer
    x = 194,709.98

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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.