Home / 157,591.20-236,386.80-155,258.40

Finding the Fourth Proportional to 157,591.20, 236,386.80 and 155,258.40

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Solution

The fourth proportional to 157,591.20, 236,386.80 and 155,258.40 is: 232,887.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,591.20 : 236,386.80 = 155,258.40 : x
  2. Step 2: Convert to fraction form
    157,591.20/236,386.80 = 155,258.40/x
  3. Step 3: Cross multiply
    157,591.20x = 236,386.80 × 155,258.40
  4. Step 4: Simplify right side
    157,591.20x = 36,701,036,349.12
  5. Step 5: Solve for x
    x = 36,701,036,349.12/157,591.20
  6. Step 6: Final answer
    x = 232,887.60

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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.