Home / 145,051.43-217,572.32-59,659.34

Finding the Fourth Proportional to 145,051.43, 217,572.32 and 59,659.34

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Solution

The fourth proportional to 145,051.43, 217,572.32 and 59,659.34 is: 89,487.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,051.43 : 217,572.32 = 59,659.34 : x
  2. Step 2: Convert to fraction form
    145,051.43/217,572.32 = 59,659.34/x
  3. Step 3: Cross multiply
    145,051.43x = 217,572.32 × 59,659.34
  4. Step 4: Simplify right side
    145,051.43x = 12,980,221,013.47
  5. Step 5: Solve for x
    x = 12,980,221,013.47/145,051.43
  6. Step 6: Final answer
    x = 89,487.03

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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.