Home / 84,210.72-116,211.60-46,484.16

Finding the Fourth Proportional to 84,210.72, 116,211.60 and 46,484.16

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Solution

The fourth proportional to 84,210.72, 116,211.60 and 46,484.16 is: 64,148.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,210.72 : 116,211.60 = 46,484.16 : x
  2. Step 2: Convert to fraction form
    84,210.72/116,211.60 = 46,484.16/x
  3. Step 3: Cross multiply
    84,210.72x = 116,211.60 × 46,484.16
  4. Step 4: Simplify right side
    84,210.72x = 5,401,998,608.26
  5. Step 5: Solve for x
    x = 5,401,998,608.26/84,210.72
  6. Step 6: Final answer
    x = 64,148.59

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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.