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Finding the Fourth Proportional to 250,956.16, 346,167.18 and 148,914.34

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Solution

The fourth proportional to 250,956.16, 346,167.18 and 148,914.34 is: 205,411.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,956.16 : 346,167.18 = 148,914.34 : x
  2. Step 2: Convert to fraction form
    250,956.16/346,167.18 = 148,914.34/x
  3. Step 3: Cross multiply
    250,956.16x = 346,167.18 × 148,914.34
  4. Step 4: Simplify right side
    250,956.16x = 51,549,257,139.36
  5. Step 5: Solve for x
    x = 51,549,257,139.36/250,956.16
  6. Step 6: Final answer
    x = 205,411.40

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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.