Home / 140,312.57-210,470.68-46,818.32

Finding the Fourth Proportional to 140,312.57, 210,470.68 and 46,818.32

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Solution

The fourth proportional to 140,312.57, 210,470.68 and 46,818.32 is: 70,228.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,312.57 : 210,470.68 = 46,818.32 : x
  2. Step 2: Convert to fraction form
    140,312.57/210,470.68 = 46,818.32/x
  3. Step 3: Cross multiply
    140,312.57x = 210,470.68 × 46,818.32
  4. Step 4: Simplify right side
    140,312.57x = 9,853,883,646.86
  5. Step 5: Solve for x
    x = 9,853,883,646.86/140,312.57
  6. Step 6: Final answer
    x = 70,228.09

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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.