Home / 315,867.60-473,826.24-105,506.28

Finding the Fourth Proportional to 315,867.60, 473,826.24 and 105,506.28

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Solution

The fourth proportional to 315,867.60, 473,826.24 and 105,506.28 is: 158,267.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,867.60 : 473,826.24 = 105,506.28 : x
  2. Step 2: Convert to fraction form
    315,867.60/473,826.24 = 105,506.28/x
  3. Step 3: Cross multiply
    315,867.60x = 473,826.24 × 105,506.28
  4. Step 4: Simplify right side
    315,867.60x = 49,991,643,948.79
  5. Step 5: Solve for x
    x = 49,991,643,948.79/315,867.60
  6. Step 6: Final answer
    x = 158,267.72

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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.