Home / 157,750.03-235,417.73-140,921.06

Finding the Fourth Proportional to 157,750.03, 235,417.73 and 140,921.06

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Solution

The fourth proportional to 157,750.03, 235,417.73 and 140,921.06 is: 210,303.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,750.03 : 235,417.73 = 140,921.06 : x
  2. Step 2: Convert to fraction form
    157,750.03/235,417.73 = 140,921.06/x
  3. Step 3: Cross multiply
    157,750.03x = 235,417.73 × 140,921.06
  4. Step 4: Simplify right side
    157,750.03x = 33,175,316,054.39
  5. Step 5: Solve for x
    x = 33,175,316,054.39/157,750.03
  6. Step 6: Final answer
    x = 210,303.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.