Home / 162,542.90-243,814.35-160,210.10

Finding the Fourth Proportional to 162,542.90, 243,814.35 and 160,210.10

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Solution

The fourth proportional to 162,542.90, 243,814.35 and 160,210.10 is: 240,315.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,542.90 : 243,814.35 = 160,210.10 : x
  2. Step 2: Convert to fraction form
    162,542.90/243,814.35 = 160,210.10/x
  3. Step 3: Cross multiply
    162,542.90x = 243,814.35 × 160,210.10
  4. Step 4: Simplify right side
    162,542.90x = 39,061,521,394.94
  5. Step 5: Solve for x
    x = 39,061,521,394.94/162,542.90
  6. Step 6: Final answer
    x = 240,315.15

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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.