Home / 103,054.23-154,544.89-49,012.55

Finding the Fourth Proportional to 103,054.23, 154,544.89 and 49,012.55

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Solution

The fourth proportional to 103,054.23, 154,544.89 and 49,012.55 is: 73,501.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,054.23 : 154,544.89 = 49,012.55 : x
  2. Step 2: Convert to fraction form
    103,054.23/154,544.89 = 49,012.55/x
  3. Step 3: Cross multiply
    103,054.23x = 154,544.89 × 49,012.55
  4. Step 4: Simplify right side
    103,054.23x = 7,574,638,762.01
  5. Step 5: Solve for x
    x = 7,574,638,762.01/103,054.23
  6. Step 6: Final answer
    x = 73,501.49

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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.