Home / 249,623.60-374,435.40-144,712.40

Finding the Fourth Proportional to 249,623.60, 374,435.40 and 144,712.40

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Solution

The fourth proportional to 249,623.60, 374,435.40 and 144,712.40 is: 217,068.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,623.60 : 374,435.40 = 144,712.40 : x
  2. Step 2: Convert to fraction form
    249,623.60/374,435.40 = 144,712.40/x
  3. Step 3: Cross multiply
    249,623.60x = 374,435.40 × 144,712.40
  4. Step 4: Simplify right side
    249,623.60x = 54,185,445,378.96
  5. Step 5: Solve for x
    x = 54,185,445,378.96/249,623.60
  6. Step 6: Final answer
    x = 217,068.60

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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.