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Finding the Fourth Proportional to 242,048.08, 334,030.64 and 134,618.16

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Solution

The fourth proportional to 242,048.08, 334,030.64 and 134,618.16 is: 185,775.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,048.08 : 334,030.64 = 134,618.16 : x
  2. Step 2: Convert to fraction form
    242,048.08/334,030.64 = 134,618.16/x
  3. Step 3: Cross multiply
    242,048.08x = 334,030.64 × 134,618.16
  4. Step 4: Simplify right side
    242,048.08x = 44,966,590,140.42
  5. Step 5: Solve for x
    x = 44,966,590,140.42/242,048.08
  6. Step 6: Final answer
    x = 185,775.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.