Home / 153,068.40-229,602.60-47,888.28

Finding the Fourth Proportional to 153,068.40, 229,602.60 and 47,888.28

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Solution

The fourth proportional to 153,068.40, 229,602.60 and 47,888.28 is: 71,832.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,068.40 : 229,602.60 = 47,888.28 : x
  2. Step 2: Convert to fraction form
    153,068.40/229,602.60 = 47,888.28/x
  3. Step 3: Cross multiply
    153,068.40x = 229,602.60 × 47,888.28
  4. Step 4: Simplify right side
    153,068.40x = 10,995,273,597.53
  5. Step 5: Solve for x
    x = 10,995,273,597.53/153,068.40
  6. Step 6: Final answer
    x = 71,832.42

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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.