Home / 124,345.98-171,591.35-70,623.95

Finding the Fourth Proportional to 124,345.98, 171,591.35 and 70,623.95

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Solution

The fourth proportional to 124,345.98, 171,591.35 and 70,623.95 is: 97,457.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,345.98 : 171,591.35 = 70,623.95 : x
  2. Step 2: Convert to fraction form
    124,345.98/171,591.35 = 70,623.95/x
  3. Step 3: Cross multiply
    124,345.98x = 171,591.35 × 70,623.95
  4. Step 4: Simplify right side
    124,345.98x = 12,118,457,711.76
  5. Step 5: Solve for x
    x = 12,118,457,711.76/124,345.98
  6. Step 6: Final answer
    x = 97,457.58

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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.