Home / 152,231.49-210,009.35-98,533.76

Finding the Fourth Proportional to 152,231.49, 210,009.35 and 98,533.76

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Solution

The fourth proportional to 152,231.49, 210,009.35 and 98,533.76 is: 135,931.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,231.49 : 210,009.35 = 98,533.76 : x
  2. Step 2: Convert to fraction form
    152,231.49/210,009.35 = 98,533.76/x
  3. Step 3: Cross multiply
    152,231.49x = 210,009.35 × 98,533.76
  4. Step 4: Simplify right side
    152,231.49x = 20,693,009,347.94
  5. Step 5: Solve for x
    x = 20,693,009,347.94/152,231.49
  6. Step 6: Final answer
    x = 135,931.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.