Home / 75,024.32-103,436.16-46,679.36

Finding the Fourth Proportional to 75,024.32, 103,436.16 and 46,679.36

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Solution

The fourth proportional to 75,024.32, 103,436.16 and 46,679.36 is: 64,356.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,024.32 : 103,436.16 = 46,679.36 : x
  2. Step 2: Convert to fraction form
    75,024.32/103,436.16 = 46,679.36/x
  3. Step 3: Cross multiply
    75,024.32x = 103,436.16 × 46,679.36
  4. Step 4: Simplify right side
    75,024.32x = 4,828,333,749.66
  5. Step 5: Solve for x
    x = 4,828,333,749.66/75,024.32
  6. Step 6: Final answer
    x = 64,356.91

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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.