Home / 97,283.20-145,924.86-30,730.12

Finding the Fourth Proportional to 97,283.20, 145,924.86 and 30,730.12

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Solution

The fourth proportional to 97,283.20, 145,924.86 and 30,730.12 is: 46,095.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,283.20 : 145,924.86 = 30,730.12 : x
  2. Step 2: Convert to fraction form
    97,283.20/145,924.86 = 30,730.12/x
  3. Step 3: Cross multiply
    97,283.20x = 145,924.86 × 30,730.12
  4. Step 4: Simplify right side
    97,283.20x = 4,484,288,458.78
  5. Step 5: Solve for x
    x = 4,484,288,458.78/97,283.20
  6. Step 6: Final answer
    x = 46,095.20

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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.