Home / 109,532.64-164,303.28-30,653.76

Finding the Fourth Proportional to 109,532.64, 164,303.28 and 30,653.76

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Solution

The fourth proportional to 109,532.64, 164,303.28 and 30,653.76 is: 45,981.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,532.64 : 164,303.28 = 30,653.76 : x
  2. Step 2: Convert to fraction form
    109,532.64/164,303.28 = 30,653.76/x
  3. Step 3: Cross multiply
    109,532.64x = 164,303.28 × 30,653.76
  4. Step 4: Simplify right side
    109,532.64x = 5,036,513,312.33
  5. Step 5: Solve for x
    x = 5,036,513,312.33/109,532.64
  6. Step 6: Final answer
    x = 45,981.85

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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.