Home / 249,631.60-374,447.40-109,663.60

Finding the Fourth Proportional to 249,631.60, 374,447.40 and 109,663.60

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Solution

The fourth proportional to 249,631.60, 374,447.40 and 109,663.60 is: 164,495.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,631.60 : 374,447.40 = 109,663.60 : x
  2. Step 2: Convert to fraction form
    249,631.60/374,447.40 = 109,663.60/x
  3. Step 3: Cross multiply
    249,631.60x = 374,447.40 × 109,663.60
  4. Step 4: Simplify right side
    249,631.60x = 41,063,249,894.64
  5. Step 5: Solve for x
    x = 41,063,249,894.64/249,631.60
  6. Step 6: Final answer
    x = 164,495.40

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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.