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Finding the Fourth Proportional to 96,328.40, 144,473.40 and 46,408.40

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Solution

The fourth proportional to 96,328.40, 144,473.40 and 46,408.40 is: 69,603.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,328.40 : 144,473.40 = 46,408.40 : x
  2. Step 2: Convert to fraction form
    96,328.40/144,473.40 = 46,408.40/x
  3. Step 3: Cross multiply
    96,328.40x = 144,473.40 × 46,408.40
  4. Step 4: Simplify right side
    96,328.40x = 6,704,779,336.56
  5. Step 5: Solve for x
    x = 6,704,779,336.56/96,328.40
  6. Step 6: Final answer
    x = 69,603.35

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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.