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Finding the Fourth Proportional to 124,025.30, 173,868.70 and 124,025.30

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Solution

The fourth proportional to 124,025.30, 173,868.70 and 124,025.30 is: 173,868.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,025.30 : 173,868.70 = 124,025.30 : x
  2. Step 2: Convert to fraction form
    124,025.30/173,868.70 = 124,025.30/x
  3. Step 3: Cross multiply
    124,025.30x = 173,868.70 × 124,025.30
  4. Step 4: Simplify right side
    124,025.30x = 21,564,117,678.11
  5. Step 5: Solve for x
    x = 21,564,117,678.11/124,025.30
  6. Step 6: Final answer
    x = 173,868.70

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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.