Home / 249,639.10-374,458.65-155,160.70

Finding the Fourth Proportional to 249,639.10, 374,458.65 and 155,160.70

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Solution

The fourth proportional to 249,639.10, 374,458.65 and 155,160.70 is: 232,741.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,639.10 : 374,458.65 = 155,160.70 : x
  2. Step 2: Convert to fraction form
    249,639.10/374,458.65 = 155,160.70/x
  3. Step 3: Cross multiply
    249,639.10x = 374,458.65 × 155,160.70
  4. Step 4: Simplify right side
    249,639.10x = 58,101,266,255.06
  5. Step 5: Solve for x
    x = 58,101,266,255.06/249,639.10
  6. Step 6: Final answer
    x = 232,741.05

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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.