Home / 262,277.10-361,938.42-147,547.08

Finding the Fourth Proportional to 262,277.10, 361,938.42 and 147,547.08

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Solution

The fourth proportional to 262,277.10, 361,938.42 and 147,547.08 is: 203,612.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,277.10 : 361,938.42 = 147,547.08 : x
  2. Step 2: Convert to fraction form
    262,277.10/361,938.42 = 147,547.08/x
  3. Step 3: Cross multiply
    262,277.10x = 361,938.42 × 147,547.08
  4. Step 4: Simplify right side
    262,277.10x = 53,402,957,010.81
  5. Step 5: Solve for x
    x = 53,402,957,010.81/262,277.10
  6. Step 6: Final answer
    x = 203,612.73

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1.5x scale

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.