Home / 358,165.02-537,062.62-105,412.67

Finding the Fourth Proportional to 358,165.02, 537,062.62 and 105,412.67

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Solution

The fourth proportional to 358,165.02, 537,062.62 and 105,412.67 is: 158,064.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,165.02 : 537,062.62 = 105,412.67 : x
  2. Step 2: Convert to fraction form
    358,165.02/537,062.62 = 105,412.67/x
  3. Step 3: Cross multiply
    358,165.02x = 537,062.62 × 105,412.67
  4. Step 4: Simplify right side
    358,165.02x = 56,613,204,731.40
  5. Step 5: Solve for x
    x = 56,613,204,731.40/358,165.02
  6. Step 6: Final answer
    x = 158,064.58

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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.