Home / 147,671.04-221,509.68-52,907.40

Finding the Fourth Proportional to 147,671.04, 221,509.68 and 52,907.40

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Solution

The fourth proportional to 147,671.04, 221,509.68 and 52,907.40 is: 79,362.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,671.04 : 221,509.68 = 52,907.40 : x
  2. Step 2: Convert to fraction form
    147,671.04/221,509.68 = 52,907.40/x
  3. Step 3: Cross multiply
    147,671.04x = 221,509.68 × 52,907.40
  4. Step 4: Simplify right side
    147,671.04x = 11,719,501,243.63
  5. Step 5: Solve for x
    x = 11,719,501,243.63/147,671.04
  6. Step 6: Final answer
    x = 79,362.22

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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.