Home / 178,139.34-267,202.53-53,477.10

Finding the Fourth Proportional to 178,139.34, 267,202.53 and 53,477.10

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Solution

The fourth proportional to 178,139.34, 267,202.53 and 53,477.10 is: 80,213.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,139.34 : 267,202.53 = 53,477.10 : x
  2. Step 2: Convert to fraction form
    178,139.34/267,202.53 = 53,477.10/x
  3. Step 3: Cross multiply
    178,139.34x = 267,202.53 × 53,477.10
  4. Step 4: Simplify right side
    178,139.34x = 14,289,216,417.06
  5. Step 5: Solve for x
    x = 14,289,216,417.06/178,139.34
  6. Step 6: Final answer
    x = 80,213.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.