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Finding the Fourth Proportional to 243,875.54, 365,657.22 and 117,263.60

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Solution

The fourth proportional to 243,875.54, 365,657.22 and 117,263.60 is: 175,820.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,875.54 : 365,657.22 = 117,263.60 : x
  2. Step 2: Convert to fraction form
    243,875.54/365,657.22 = 117,263.60/x
  3. Step 3: Cross multiply
    243,875.54x = 365,657.22 × 117,263.60
  4. Step 4: Simplify right side
    243,875.54x = 42,878,281,526.12
  5. Step 5: Solve for x
    x = 42,878,281,526.12/243,875.54
  6. Step 6: Final answer
    x = 175,820.34

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1.5x scale

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.