Home / 147,343.83-221,017.32-117,948.53

Finding the Fourth Proportional to 147,343.83, 221,017.32 and 117,948.53

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Solution

The fourth proportional to 147,343.83, 221,017.32 and 117,948.53 is: 176,924.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,343.83 : 221,017.32 = 117,948.53 : x
  2. Step 2: Convert to fraction form
    147,343.83/221,017.32 = 117,948.53/x
  3. Step 3: Cross multiply
    147,343.83x = 221,017.32 × 117,948.53
  4. Step 4: Simplify right side
    147,343.83x = 26,068,666,893.45
  5. Step 5: Solve for x
    x = 26,068,666,893.45/147,343.83
  6. Step 6: Final answer
    x = 176,924.05

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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.