Home / 157,967.10-236,950.65-39,642.30

Finding the Fourth Proportional to 157,967.10, 236,950.65 and 39,642.30

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Solution

The fourth proportional to 157,967.10, 236,950.65 and 39,642.30 is: 59,463.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,967.10 : 236,950.65 = 39,642.30 : x
  2. Step 2: Convert to fraction form
    157,967.10/236,950.65 = 39,642.30/x
  3. Step 3: Cross multiply
    157,967.10x = 236,950.65 × 39,642.30
  4. Step 4: Simplify right side
    157,967.10x = 9,393,268,752.50
  5. Step 5: Solve for x
    x = 9,393,268,752.50/157,967.10
  6. Step 6: Final answer
    x = 59,463.45

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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.