Home / 209,041.22-288,477.17-113,547.93

Finding the Fourth Proportional to 209,041.22, 288,477.17 and 113,547.93

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Solution

The fourth proportional to 209,041.22, 288,477.17 and 113,547.93 is: 156,696.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,041.22 : 288,477.17 = 113,547.93 : x
  2. Step 2: Convert to fraction form
    209,041.22/288,477.17 = 113,547.93/x
  3. Step 3: Cross multiply
    209,041.22x = 288,477.17 × 113,547.93
  4. Step 4: Simplify right side
    209,041.22x = 32,755,984,938.02
  5. Step 5: Solve for x
    x = 32,755,984,938.02/209,041.22
  6. Step 6: Final answer
    x = 156,696.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.