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Finding the Fourth Proportional to 316,174.83, 473,807.50 and 136,210.84

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Solution

The fourth proportional to 316,174.83, 473,807.50 and 136,210.84 is: 204,120.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,174.83 : 473,807.50 = 136,210.84 : x
  2. Step 2: Convert to fraction form
    316,174.83/473,807.50 = 136,210.84/x
  3. Step 3: Cross multiply
    316,174.83x = 473,807.50 × 136,210.84
  4. Step 4: Simplify right side
    316,174.83x = 64,537,717,573.30
  5. Step 5: Solve for x
    x = 64,537,717,573.30/316,174.83
  6. Step 6: Final answer
    x = 204,120.35

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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.