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Finding the Fourth Proportional to 117,007.95, 164,225.85 and 117,007.95

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Solution

The fourth proportional to 117,007.95, 164,225.85 and 117,007.95 is: 164,225.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,007.95 : 164,225.85 = 117,007.95 : x
  2. Step 2: Convert to fraction form
    117,007.95/164,225.85 = 117,007.95/x
  3. Step 3: Cross multiply
    117,007.95x = 164,225.85 × 117,007.95
  4. Step 4: Simplify right side
    117,007.95x = 19,215,730,045.51
  5. Step 5: Solve for x
    x = 19,215,730,045.51/117,007.95
  6. Step 6: Final answer
    x = 164,225.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.