Home / 157,970.14-236,967.47-52,789.48

Finding the Fourth Proportional to 157,970.14, 236,967.47 and 52,789.48

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Solution

The fourth proportional to 157,970.14, 236,967.47 and 52,789.48 is: 79,188.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,970.14 : 236,967.47 = 52,789.48 : x
  2. Step 2: Convert to fraction form
    157,970.14/236,967.47 = 52,789.48/x
  3. Step 3: Cross multiply
    157,970.14x = 236,967.47 × 52,789.48
  4. Step 4: Simplify right side
    157,970.14x = 12,509,389,518.22
  5. Step 5: Solve for x
    x = 12,509,389,518.22/157,970.14
  6. Step 6: Final answer
    x = 79,188.32

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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.