Home / 147,647.63-221,506.73-47,807.93

Finding the Fourth Proportional to 147,647.63, 221,506.73 and 47,807.93

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Solution

The fourth proportional to 147,647.63, 221,506.73 and 47,807.93 is: 71,723.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,647.63 : 221,506.73 = 47,807.93 : x
  2. Step 2: Convert to fraction form
    147,647.63/221,506.73 = 47,807.93/x
  3. Step 3: Cross multiply
    147,647.63x = 221,506.73 × 47,807.93
  4. Step 4: Simplify right side
    147,647.63x = 10,589,778,242.37
  5. Step 5: Solve for x
    x = 10,589,778,242.37/147,647.63
  6. Step 6: Final answer
    x = 71,723.32

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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.