Home / 249,623.40-374,435.10-83,411.40

Finding the Fourth Proportional to 249,623.40, 374,435.10 and 83,411.40

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Solution

The fourth proportional to 249,623.40, 374,435.10 and 83,411.40 is: 125,117.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,623.40 : 374,435.10 = 83,411.40 : x
  2. Step 2: Convert to fraction form
    249,623.40/374,435.10 = 83,411.40/x
  3. Step 3: Cross multiply
    249,623.40x = 374,435.10 × 83,411.40
  4. Step 4: Simplify right side
    249,623.40x = 31,232,155,900.14
  5. Step 5: Solve for x
    x = 31,232,155,900.14/249,623.40
  6. Step 6: Final answer
    x = 125,117.10

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.