Home / 109,360.59-164,040.95-30,476.89

Finding the Fourth Proportional to 109,360.59, 164,040.95 and 30,476.89

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Solution

The fourth proportional to 109,360.59, 164,040.95 and 30,476.89 is: 45,715.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,360.59 : 164,040.95 = 30,476.89 : x
  2. Step 2: Convert to fraction form
    109,360.59/164,040.95 = 30,476.89/x
  3. Step 3: Cross multiply
    109,360.59x = 164,040.95 × 30,476.89
  4. Step 4: Simplify right side
    109,360.59x = 4,999,457,988.65
  5. Step 5: Solve for x
    x = 4,999,457,988.65/109,360.59
  6. Step 6: Final answer
    x = 45,715.35

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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.