Home / 78,313.91-108,024.03-46,460.25

Finding the Fourth Proportional to 78,313.91, 108,024.03 and 46,460.25

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Solution

The fourth proportional to 78,313.91, 108,024.03 and 46,460.25 is: 64,085.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,313.91 : 108,024.03 = 46,460.25 : x
  2. Step 2: Convert to fraction form
    78,313.91/108,024.03 = 46,460.25/x
  3. Step 3: Cross multiply
    78,313.91x = 108,024.03 × 46,460.25
  4. Step 4: Simplify right side
    78,313.91x = 5,018,823,439.81
  5. Step 5: Solve for x
    x = 5,018,823,439.81/78,313.91
  6. Step 6: Final answer
    x = 64,085.98

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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.