Home / 228,048.10-342,104.55-70,260.10

Finding the Fourth Proportional to 228,048.10, 342,104.55 and 70,260.10

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Solution

The fourth proportional to 228,048.10, 342,104.55 and 70,260.10 is: 105,400.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,048.10 : 342,104.55 = 70,260.10 : x
  2. Step 2: Convert to fraction form
    228,048.10/342,104.55 = 70,260.10/x
  3. Step 3: Cross multiply
    228,048.10x = 342,104.55 × 70,260.10
  4. Step 4: Simplify right side
    228,048.10x = 24,036,299,893.46
  5. Step 5: Solve for x
    x = 24,036,299,893.46/228,048.10
  6. Step 6: Final answer
    x = 105,400.13

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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.