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Finding the Fourth Proportional to 248,332.55, 342,695.48 and 146,362.23

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Solution

The fourth proportional to 248,332.55, 342,695.48 and 146,362.23 is: 201,977.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,332.55 : 342,695.48 = 146,362.23 : x
  2. Step 2: Convert to fraction form
    248,332.55/342,695.48 = 146,362.23/x
  3. Step 3: Cross multiply
    248,332.55x = 342,695.48 × 146,362.23
  4. Step 4: Simplify right side
    248,332.55x = 50,157,673,931.91
  5. Step 5: Solve for x
    x = 50,157,673,931.91/248,332.55
  6. Step 6: Final answer
    x = 201,977.85

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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.