Home / 104,887.47-157,272.89-34,728.51

Finding the Fourth Proportional to 104,887.47, 157,272.89 and 34,728.51

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Solution

The fourth proportional to 104,887.47, 157,272.89 and 34,728.51 is: 52,073.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,887.47 : 157,272.89 = 34,728.51 : x
  2. Step 2: Convert to fraction form
    104,887.47/157,272.89 = 34,728.51/x
  3. Step 3: Cross multiply
    104,887.47x = 157,272.89 × 34,728.51
  4. Step 4: Simplify right side
    104,887.47x = 5,461,852,959.45
  5. Step 5: Solve for x
    x = 5,461,852,959.45/104,887.47
  6. Step 6: Final answer
    x = 52,073.46

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1.5x scale

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.