Home / 90,368.28-135,510.30-48,236.94

Finding the Fourth Proportional to 90,368.28, 135,510.30 and 48,236.94

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Solution

The fourth proportional to 90,368.28, 135,510.30 and 48,236.94 is: 72,332.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,368.28 : 135,510.30 = 48,236.94 : x
  2. Step 2: Convert to fraction form
    90,368.28/135,510.30 = 48,236.94/x
  3. Step 3: Cross multiply
    90,368.28x = 135,510.30 × 48,236.94
  4. Step 4: Simplify right side
    90,368.28x = 6,536,602,210.48
  5. Step 5: Solve for x
    x = 6,536,602,210.48/90,368.28
  6. Step 6: Final answer
    x = 72,332.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.