Home / 358,257.10-537,325.18-102,071.60

Finding the Fourth Proportional to 358,257.10, 537,325.18 and 102,071.60

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Solution

The fourth proportional to 358,257.10, 537,325.18 and 102,071.60 is: 153,090.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,257.10 : 537,325.18 = 102,071.60 : x
  2. Step 2: Convert to fraction form
    358,257.10/537,325.18 = 102,071.60/x
  3. Step 3: Cross multiply
    358,257.10x = 537,325.18 × 102,071.60
  4. Step 4: Simplify right side
    358,257.10x = 54,845,640,842.89
  5. Step 5: Solve for x
    x = 54,845,640,842.89/358,257.10
  6. Step 6: Final answer
    x = 153,090.17

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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.