Home / 147,555.37-221,271.94-46,319.60

Finding the Fourth Proportional to 147,555.37, 221,271.94 and 46,319.60

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Solution

The fourth proportional to 147,555.37, 221,271.94 and 46,319.60 is: 69,460.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,555.37 : 221,271.94 = 46,319.60 : x
  2. Step 2: Convert to fraction form
    147,555.37/221,271.94 = 46,319.60/x
  3. Step 3: Cross multiply
    147,555.37x = 221,271.94 × 46,319.60
  4. Step 4: Simplify right side
    147,555.37x = 10,249,227,248.72
  5. Step 5: Solve for x
    x = 10,249,227,248.72/147,555.37
  6. Step 6: Final answer
    x = 69,460.21

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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.