Home / 121,603.16-182,279.94-46,703.12

Finding the Fourth Proportional to 121,603.16, 182,279.94 and 46,703.12

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Solution

The fourth proportional to 121,603.16, 182,279.94 and 46,703.12 is: 70,006.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,603.16 : 182,279.94 = 46,703.12 : x
  2. Step 2: Convert to fraction form
    121,603.16/182,279.94 = 46,703.12/x
  3. Step 3: Cross multiply
    121,603.16x = 182,279.94 × 46,703.12
  4. Step 4: Simplify right side
    121,603.16x = 8,513,041,911.41
  5. Step 5: Solve for x
    x = 8,513,041,911.41/121,603.16
  6. Step 6: Final answer
    x = 70,006.75

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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.