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Finding the Fourth Proportional to 84,328.68, 116,369.01 and 46,600.50

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Solution

The fourth proportional to 84,328.68, 116,369.01 and 46,600.50 is: 64,306.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,328.68 : 116,369.01 = 46,600.50 : x
  2. Step 2: Convert to fraction form
    84,328.68/116,369.01 = 46,600.50/x
  3. Step 3: Cross multiply
    84,328.68x = 116,369.01 × 46,600.50
  4. Step 4: Simplify right side
    84,328.68x = 5,422,854,050.51
  5. Step 5: Solve for x
    x = 5,422,854,050.51/84,328.68
  6. Step 6: Final answer
    x = 64,306.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.