Home / 130,293.42-179,804.88-70,677.42

Finding the Fourth Proportional to 130,293.42, 179,804.88 and 70,677.42

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Solution

The fourth proportional to 130,293.42, 179,804.88 and 70,677.42 is: 97,534.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,293.42 : 179,804.88 = 70,677.42 : x
  2. Step 2: Convert to fraction form
    130,293.42/179,804.88 = 70,677.42/x
  3. Step 3: Cross multiply
    130,293.42x = 179,804.88 × 70,677.42
  4. Step 4: Simplify right side
    130,293.42x = 12,708,145,021.81
  5. Step 5: Solve for x
    x = 12,708,145,021.81/130,293.42
  6. Step 6: Final answer
    x = 97,534.82

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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.