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Finding the Fourth Proportional to 213,955.23, 295,267.45 and 118,461.93

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Solution

The fourth proportional to 213,955.23, 295,267.45 and 118,461.93 is: 163,482.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,955.23 : 295,267.45 = 118,461.93 : x
  2. Step 2: Convert to fraction form
    213,955.23/295,267.45 = 118,461.93/x
  3. Step 3: Cross multiply
    213,955.23x = 295,267.45 × 118,461.93
  4. Step 4: Simplify right side
    213,955.23x = 34,977,951,993.18
  5. Step 5: Solve for x
    x = 34,977,951,993.18/213,955.23
  6. Step 6: Final answer
    x = 163,482.58

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1.5x scale

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.