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Finding the Fourth Proportional to 250,955.04, 346,165.92 and 148,913.40

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Solution

The fourth proportional to 250,955.04, 346,165.92 and 148,913.40 is: 205,410.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,955.04 : 346,165.92 = 148,913.40 : x
  2. Step 2: Convert to fraction form
    250,955.04/346,165.92 = 148,913.40/x
  3. Step 3: Cross multiply
    250,955.04x = 346,165.92 × 148,913.40
  4. Step 4: Simplify right side
    250,955.04x = 51,548,744,111.33
  5. Step 5: Solve for x
    x = 51,548,744,111.33/250,955.04
  6. Step 6: Final answer
    x = 205,410.28

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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.