Home / 170,316.37-235,036.65-98,737.98

Finding the Fourth Proportional to 170,316.37, 235,036.65 and 98,737.98

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Solution

The fourth proportional to 170,316.37, 235,036.65 and 98,737.98 is: 136,258.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,316.37 : 235,036.65 = 98,737.98 : x
  2. Step 2: Convert to fraction form
    170,316.37/235,036.65 = 98,737.98/x
  3. Step 3: Cross multiply
    170,316.37x = 235,036.65 × 98,737.98
  4. Step 4: Simplify right side
    170,316.37x = 23,207,044,046.97
  5. Step 5: Solve for x
    x = 23,207,044,046.97/170,316.37
  6. Step 6: Final answer
    x = 136,258.45

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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.