Home / 97,901.40-146,852.10-31,343.70

Finding the Fourth Proportional to 97,901.40, 146,852.10 and 31,343.70

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Solution

The fourth proportional to 97,901.40, 146,852.10 and 31,343.70 is: 47,015.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,901.40 : 146,852.10 = 31,343.70 : x
  2. Step 2: Convert to fraction form
    97,901.40/146,852.10 = 31,343.70/x
  3. Step 3: Cross multiply
    97,901.40x = 146,852.10 × 31,343.70
  4. Step 4: Simplify right side
    97,901.40x = 4,602,888,166.77
  5. Step 5: Solve for x
    x = 4,602,888,166.77/97,901.40
  6. Step 6: Final answer
    x = 47,015.55

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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.