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Finding the Fourth Proportional to 144,684.51, 217,024.50 and 39,503.16

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Solution

The fourth proportional to 144,684.51, 217,024.50 and 39,503.16 is: 59,254.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,684.51 : 217,024.50 = 39,503.16 : x
  2. Step 2: Convert to fraction form
    144,684.51/217,024.50 = 39,503.16/x
  3. Step 3: Cross multiply
    144,684.51x = 217,024.50 × 39,503.16
  4. Step 4: Simplify right side
    144,684.51x = 8,573,153,547.42
  5. Step 5: Solve for x
    x = 8,573,153,547.42/144,684.51
  6. Step 6: Final answer
    x = 59,254.12

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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.