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Finding the Fourth Proportional to 153,014.57, 229,503.57 and 40,703.00

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Solution

The fourth proportional to 153,014.57, 229,503.57 and 40,703.00 is: 61,049.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,014.57 : 229,503.57 = 40,703.00 : x
  2. Step 2: Convert to fraction form
    153,014.57/229,503.57 = 40,703.00/x
  3. Step 3: Cross multiply
    153,014.57x = 229,503.57 × 40,703.00
  4. Step 4: Simplify right side
    153,014.57x = 9,341,482,662.19
  5. Step 5: Solve for x
    x = 9,341,482,662.19/153,014.57
  6. Step 6: Final answer
    x = 61,049.63

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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.