Home / 162,364.15-243,054.15-118,077.40

Finding the Fourth Proportional to 162,364.15, 243,054.15 and 118,077.40

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Solution

The fourth proportional to 162,364.15, 243,054.15 and 118,077.40 is: 176,758.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,364.15 : 243,054.15 = 118,077.40 : x
  2. Step 2: Convert to fraction form
    162,364.15/243,054.15 = 118,077.40/x
  3. Step 3: Cross multiply
    162,364.15x = 243,054.15 × 118,077.40
  4. Step 4: Simplify right side
    162,364.15x = 28,699,202,091.21
  5. Step 5: Solve for x
    x = 28,699,202,091.21/162,364.15
  6. Step 6: Final answer
    x = 176,758.24

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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.