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Finding the Fourth Proportional to 259,373.46, 357,934.65 and 144,652.23

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Solution

The fourth proportional to 259,373.46, 357,934.65 and 144,652.23 is: 199,619.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,373.46 : 357,934.65 = 144,652.23 : x
  2. Step 2: Convert to fraction form
    259,373.46/357,934.65 = 144,652.23/x
  3. Step 3: Cross multiply
    259,373.46x = 357,934.65 × 144,652.23
  4. Step 4: Simplify right side
    259,373.46x = 51,776,045,316.77
  5. Step 5: Solve for x
    x = 51,776,045,316.77/259,373.46
  6. Step 6: Final answer
    x = 199,619.67

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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.