Home / 249,521.04-374,340.78-81,041.94

Finding the Fourth Proportional to 249,521.04, 374,340.78 and 81,041.94

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Solution

The fourth proportional to 249,521.04, 374,340.78 and 81,041.94 is: 121,582.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,521.04 : 374,340.78 = 81,041.94 : x
  2. Step 2: Convert to fraction form
    249,521.04/374,340.78 = 81,041.94/x
  3. Step 3: Cross multiply
    249,521.04x = 374,340.78 × 81,041.94
  4. Step 4: Simplify right side
    249,521.04x = 30,337,303,032.31
  5. Step 5: Solve for x
    x = 30,337,303,032.31/249,521.04
  6. Step 6: Final answer
    x = 121,582.14

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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.