Home / 145,598.23-218,475.82-61,416.72

Finding the Fourth Proportional to 145,598.23, 218,475.82 and 61,416.72

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Solution

The fourth proportional to 145,598.23, 218,475.82 and 61,416.72 is: 92,158.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,598.23 : 218,475.82 = 61,416.72 : x
  2. Step 2: Convert to fraction form
    145,598.23/218,475.82 = 61,416.72/x
  3. Step 3: Cross multiply
    145,598.23x = 218,475.82 × 61,416.72
  4. Step 4: Simplify right side
    145,598.23x = 13,418,068,110.17
  5. Step 5: Solve for x
    x = 13,418,068,110.17/145,598.23
  6. Step 6: Final answer
    x = 92,158.18

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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.