Home / 94,143.16-141,210.42-31,814.20

Finding the Fourth Proportional to 94,143.16, 141,210.42 and 31,814.20

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Solution

The fourth proportional to 94,143.16, 141,210.42 and 31,814.20 is: 47,719.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,143.16 : 141,210.42 = 31,814.20 : x
  2. Step 2: Convert to fraction form
    94,143.16/141,210.42 = 31,814.20/x
  3. Step 3: Cross multiply
    94,143.16x = 141,210.42 × 31,814.20
  4. Step 4: Simplify right side
    94,143.16x = 4,492,496,543.96
  5. Step 5: Solve for x
    x = 4,492,496,543.96/94,143.16
  6. Step 6: Final answer
    x = 47,719.84

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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.