Home / 99,782.37-149,554.53-46,402.29

Finding the Fourth Proportional to 99,782.37, 149,554.53 and 46,402.29

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Solution

The fourth proportional to 99,782.37, 149,554.53 and 46,402.29 is: 69,548.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,782.37 : 149,554.53 = 46,402.29 : x
  2. Step 2: Convert to fraction form
    99,782.37/149,554.53 = 46,402.29/x
  3. Step 3: Cross multiply
    99,782.37x = 149,554.53 × 46,402.29
  4. Step 4: Simplify right side
    99,782.37x = 6,939,672,671.87
  5. Step 5: Solve for x
    x = 6,939,672,671.87/99,782.37
  6. Step 6: Final answer
    x = 69,548.08

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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.