Home / 147,433.47-221,094.09-52,646.01

Finding the Fourth Proportional to 147,433.47, 221,094.09 and 52,646.01

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Solution

The fourth proportional to 147,433.47, 221,094.09 and 52,646.01 is: 78,948.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,433.47 : 221,094.09 = 52,646.01 : x
  2. Step 2: Convert to fraction form
    147,433.47/221,094.09 = 52,646.01/x
  3. Step 3: Cross multiply
    147,433.47x = 221,094.09 × 52,646.01
  4. Step 4: Simplify right side
    147,433.47x = 11,639,721,673.08
  5. Step 5: Solve for x
    x = 11,639,721,673.08/147,433.47
  6. Step 6: Final answer
    x = 78,948.98

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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.