Home / 230,947.40-346,421.10-152,107.40

Finding the Fourth Proportional to 230,947.40, 346,421.10 and 152,107.40

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Solution

The fourth proportional to 230,947.40, 346,421.10 and 152,107.40 is: 228,161.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,947.40 : 346,421.10 = 152,107.40 : x
  2. Step 2: Convert to fraction form
    230,947.40/346,421.10 = 152,107.40/x
  3. Step 3: Cross multiply
    230,947.40x = 346,421.10 × 152,107.40
  4. Step 4: Simplify right side
    230,947.40x = 52,693,212,826.14
  5. Step 5: Solve for x
    x = 52,693,212,826.14/230,947.40
  6. Step 6: Final answer
    x = 228,161.10

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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.