Home / 103,099.06-154,592.31-31,041.46

Finding the Fourth Proportional to 103,099.06, 154,592.31 and 31,041.46

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Solution

The fourth proportional to 103,099.06, 154,592.31 and 31,041.46 is: 46,545.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,099.06 : 154,592.31 = 31,041.46 : x
  2. Step 2: Convert to fraction form
    103,099.06/154,592.31 = 31,041.46/x
  3. Step 3: Cross multiply
    103,099.06x = 154,592.31 × 31,041.46
  4. Step 4: Simplify right side
    103,099.06x = 4,798,771,007.17
  5. Step 5: Solve for x
    x = 4,798,771,007.17/103,099.06
  6. Step 6: Final answer
    x = 46,545.25

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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.