Home / 209,059.02-313,633.08-59,345.10

Finding the Fourth Proportional to 209,059.02, 313,633.08 and 59,345.10

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Solution

The fourth proportional to 209,059.02, 313,633.08 and 59,345.10 is: 89,030.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,059.02 : 313,633.08 = 59,345.10 : x
  2. Step 2: Convert to fraction form
    209,059.02/313,633.08 = 59,345.10/x
  3. Step 3: Cross multiply
    209,059.02x = 313,633.08 × 59,345.10
  4. Step 4: Simplify right side
    209,059.02x = 18,612,586,495.91
  5. Step 5: Solve for x
    x = 18,612,586,495.91/209,059.02
  6. Step 6: Final answer
    x = 89,030.30

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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.