Home / 127,032.32-175,303.68-70,443.92

Finding the Fourth Proportional to 127,032.32, 175,303.68 and 70,443.92

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Solution

The fourth proportional to 127,032.32, 175,303.68 and 70,443.92 is: 97,212.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,032.32 : 175,303.68 = 70,443.92 : x
  2. Step 2: Convert to fraction form
    127,032.32/175,303.68 = 70,443.92/x
  3. Step 3: Cross multiply
    127,032.32x = 175,303.68 × 70,443.92
  4. Step 4: Simplify right side
    127,032.32x = 12,349,078,409.63
  5. Step 5: Solve for x
    x = 12,349,078,409.63/127,032.32
  6. Step 6: Final answer
    x = 97,212.10

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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.